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question_answer1)
Speed of a car is 30 m/s. Find its speed in km/h?
A)
110 km/h done
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B)
5.3 km/h done
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C)
108 km/h done
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D)
109 km/h done
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E)
None of these done
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question_answer2)
Distance travelled by truck t is 80 km in 1 hour whereas distance covered by truck y is 180 km in 2 hours. Which truck travelled faster?
A)
Truck t is faster than truck y. done
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B)
Truck y is faster than truck t. done
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C)
Both trucks t and y moving with equal speed. done
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D)
Either [a] or [b] done
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E)
None of these done
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question_answer3)
Look at the following table and choose the correct distance time graph.
Distance Travelled (m) | 5 | 10 | 15 | 20 | 25 |
Time (s) | 3 | 6 | 9 | 12 | 15 |
A)
B)
C)
D)
E)
None of these done
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question_answer4)
Motion of bob of a simple pendulum shows:
A)
Circulatory motion done
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B)
Periodic motion done
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C)
Non- periodic motion done
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D)
Rectilinear motion done
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E)
None of these done
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question_answer5)
Which letter among the following represents mean position of the pendulum?
A)
A done
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B)
B done
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C)
O done
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D)
All the above done
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E)
None of these done
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question_answer6)
If speed of a person is X and time is Z, then the distance will be:
A)
\[X=Z\] done
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B)
\[X/Z\] done
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C)
\[X\times Z\] done
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D)
\[Z/X\] done
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E)
None of these done
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question_answer7)
Clock X has minute hand and hour hand whereas clock Y has minute, hour and second hands. Which of the following is correct for the above statement'
A)
Time interval of 20 seconds can be measured by both the clocks X and Y. done
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B)
Time interval of 2 hours 20 minutes can be measured by clock X only. done
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C)
Time interval of 6 minutes 25 seconds can be measured by clock Y only. done
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D)
Time interval of 5 minutes 5 seconds can be measured by both the clocks. done
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E)
None of these done
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question_answer8)
Raghu and Ram have to reach point C from point B. They started movies: together from point B and reached point C at the same time but by taking two different paths. If the distance travelled by Ram is greater than that o: Raghu then which of the following statements is correct?
A)
Speed of Raghu is greater than speed of Ram. done
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B)
Speed of Ram is greater than speed of Raghu. done
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C)
Both Ram and Raghu were moving with equal speed. done
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D)
Both Ram and Raghu were at rest. done
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E)
None of these done
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question_answer9)
A time measuring instrument consists of a triangular metal plate, circular plate in which time can be measured by position of shadows formed.
A)
Hourglass done
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B)
Sundial done
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C)
Candle clock done
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D)
Pendulum clock done
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E)
None of these done
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question_answer10)
A man driving a car covered a distance of 85 meters in 25 seconds. What is the speed of the car?
A)
\[2.2\,\,m/s\] done
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B)
\[2.1\,\,m/s\] done
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C)
\[2.4\,\,m/s\] done
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D)
\[0.4\,\,m/s\] done
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E)
None of these done
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question_answer11)
An instrument for measuring the distance travelled by a vehicle is:
A)
Speedometer done
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B)
Odometer done
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C)
Wind vane done
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D)
Ammeter done
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E)
None of these done
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question_answer12)
Which of the following is not a unit of speed?
A)
\[m/s\] done
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B)
\[km/h\] done
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C)
\[m/{{s}^{-1}}\] done
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D)
\[m{{s}^{-1}}\] done
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E)
None of these done
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question_answer13)
The time period in the given simple pendulum is:
A)
Time taken by bob to travel Q to R. done
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B)
Time taken by bob to travel Q to P then from P to Q. done
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C)
Time taken by bob to travel Q to R then from R to P. done
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D)
Time taken by bob to travel Q to R then from R to P and then from P to Q. done
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E)
None of these done
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question_answer14)
When the speed of an object moving along a straight line keeps changing its motion is called:
A)
Periodic done
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B)
Uniform done
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C)
Non-uniform done
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D)
All the above done
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E)
None of these done
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question_answer15)
Which of the following is an advantage of distance-time graph?
A)
Variation of distance travelled by an object with time can be seen easily. done
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B)
We can find distance moved by the object at any point of time. done
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C)
We can find speed of an object. done
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D)
All the above done
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E)
None of these done
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question_answer16)
____ is the rate of change of position of an object.
A)
Acceleration done
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B)
Speed done
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C)
Motion done
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D)
Distance done
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E)
None of these done
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question_answer17)
Which of the following is correct for measuring time by using stopwatch?
A)
Used to measure total distance travelled. done
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B)
Used to measure total speed. done
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C)
Used to measure correct time. done
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D)
Used to measure exact time during the event. done
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E)
None of these done
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question_answer18)
Which of the following defines number of vibration per second?
A)
Speed done
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B)
Distance done
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C)
Frequency done
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D)
Motion done
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E)
None of these done
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question_answer19)
A simple pendulum takes 55 s to complete 50 oscillations. What is the time- period of this pendulum?
A)
3.2 s done
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B)
2.1 s done
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C)
1.1 s done
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D)
0.9 s done
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E)
None of these done
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question_answer20)
A slope of a distance time graph depicts:
A)
Displacement done
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B)
Distance done
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C)
Speed done
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D)
Time done
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E)
None of these done
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question_answer21)
When a body covers equal distance in equal interval of time then it is:
A)
Periodic motion done
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B)
Non-uniform motion done
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C)
Average speed done
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D)
Uniform motion done
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E)
None of these done
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question_answer22)
To and fro motion of the bob of the simple pendulum is:
A)
Linear motion done
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B)
Rectilinear motion done
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C)
Oscillatory motion done
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D)
Circular motion done
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E)
None of these done
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question_answer23)
\[1\,m/s=\_\_\_\_km/h\]
A)
\[\frac{50}{3}\] done
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B)
\[\frac{3}{50}\] done
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C)
\[\frac{5}{18}\] done
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D)
\[\frac{18}{5}\] done
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E)
None of these done
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question_answer24)
Look at the following distance-time graph and choose the correct statement.
A)
Body OA is moving with higher speed. done
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B)
Body OB is moving with lower speed. done
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C)
) Body OA is moving with lower speed. done
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D)
Body OB is at rest. done
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E)
None of these done
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question_answer25)
The graph of one quantity versus another results in a straight line, the quantities are:
A)
Constant done
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B)
Directly proportional done
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C)
Independent proportional done
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D)
Independent of each other done
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E)
None of these done
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question_answer26)
What is the distance covered by a car in 8 h if it is moving with a speed of\[40\,\,km/h\]?
A)
5 km done
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B)
320 km done
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C)
300 km done
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D)
50 km done
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E)
None of these done
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question_answer27)
Motion along a straight line:
A)
Circular motion done
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B)
Rotational motion done
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C)
Rectilinear motion done
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D)
Oscillatory motion done
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E)
None of these done
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question_answer28)
Time from one sunrise to the next is:
A)
One Month done
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B)
One Day done
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C)
One Hour done
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D)
One Second done
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E)
None of these done
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question_answer29)
Richa takes 20 minutes from her house to reach her school. If her speed is\[2\,\,m/s,\] calculate the distance between her house and the school.
A)
1800m done
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B)
2400m done
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C)
1600m done
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D)
1500m done
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E)
None of these done
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question_answer30)
In a simple pendulum if time taken by the bob to move from P to Q is 2s and from Q to R 2s. The time period of the given pendulum is:
A)
8 s done
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B)
12 s done
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C)
4 s done
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D)
16 s done
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E)
None of these done
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question_answer31)
The given graph is showing that:
A)
Body AB is in motion speed is increasing. done
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B)
Speed of body AB is increasing. done
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C)
Body AB is at rest. done
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D)
Speed of body AB is decreasing. done
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E)
None of these done
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question_answer32)
Time from one full moon to the next is:
A)
One Day done
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B)
One Night done
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C)
One Month done
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D)
One Hour done
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E)
None of these done
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question_answer33)
Ravi covers a distance of 2km in 1 hour and Reyansh covers the same distance in 1 hour 30 minutes, who travels with a higher speed?
A)
Ravi done
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B)
Reyansh done
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C)
Both Ravi and Reyansh done
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D)
Either Ravi or Reyansh done
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E)
None of these done
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question_answer34)
Which of the following is time measuring instrument?
A)
Odometer done
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B)
Speedometer done
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C)
Sundial done
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D)
Scale done
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E)
None of these done
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question_answer35)
Who discovered simple pendulum?
A)
Nicolaus Copernicus done
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B)
Galileo Galilei done
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C)
Isaac Newton done
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D)
Kalpana Chawla done
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E)
None of these done
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question_answer36)
Which physical quantity was measured by using sundials?
A)
Temperature done
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B)
Time done
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C)
Speed of an object done
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D)
Weight of an object done
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E)
None of these done
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question_answer37)
Which among the following will give the most accurate time?
A)
Hourglass done
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B)
Sundial done
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C)
Atomic clock done
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D)
Stopwatch done
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E)
None of these done
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question_answer38)
Speed of a person travelling by a scooter is\[50km/h\]. Time taken by him to reach his destination is 2 hours. Calculate the distance which he has travelled?
A)
\[100\text{ }km\] done
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B)
\[2\text{ }km\] done
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C)
\[100\,\,km/h\] done
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D)
\[25\text{ }km\] done
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E)
None of these done
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question_answer39)
Which of the following statements is correct?
A)
Straight line distance time graph shows constant speed. done
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B)
Curved line distance time graph shows not constant speed. done
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C)
Horizontal line parallel to the time axis shows zero speed. done
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D)
All the above done
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E)
None of these done
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question_answer40)
Clocks and watches used for measuring time are based on the principle of_______ motion.
A)
Rectilinear done
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B)
Rotational done
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C)
Non-periodic done
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D)
Periodic done
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E)
None of these done
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