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question_answer1)
A pendulum takes 0.5 s to make one oscillation about its mean position. How long will it take to make 5 oscillations?
A)
5 s done
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B)
7.5 s done
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C)
2.5s done
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D)
10s done
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question_answer2)
Which of the following are NOT in uniform motion?
(i) A bullet travelling with a constant speed in a straight line |
(ii) A Swinging pendulum |
(iii) The rotation of earth |
A)
Only (i) and (ii) done
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B)
Only (ii) and (iii) done
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C)
Only (i) and (iii) done
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D)
(i), (ii) and iii done
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question_answer3)
Sunitha can type 1800 words in half an hour. What is her typing speed in words per minute?
A)
60 done
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B)
600 done
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C)
50 done
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D)
3000 done
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question_answer4)
A truck travels 840 km using 60 litres of diesel. What is the fuel consumption of the truck?
A)
14 km per litre done
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B)
14 litre per km done
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C)
140 km per litre done
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D)
140 litre per kr done
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question_answer5)
A water pipe has water flowing through it. Which of the following changes would increase the speed of water flow through the pipe?
A)
Increase the water pressure done
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B)
Increase the length of pipe done
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C)
Make the pipe coiled done
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D)
Make the pipe narrower done
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question_answer6)
Which of the following does NOT show oscillatory motion?
A)
Swing done
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B)
Fan done
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C)
See-saw done
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D)
Pendulum done
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question_answer7)
A train starts from station A and reaches station D which is 150 km away. It has scheduled halts at station B and C for 5 minutes each. The distance between A and B is 50 km and C and D is 60 km. The train starts at 5 p.m. from A and reaches D at 8.30 p.m. What is its average speed in\[m\,{{s}^{-1}}?\]
A)
\[11.88\,m\,{{s}^{-1}}\] done
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B)
\[15.4\,m\,{{s}^{-1}}\] done
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C)
\[8.41\text{ }m\text{ }{{s}^{-1}}\] done
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D)
\[5.83\text{ }m\text{ }{{s}^{-1}}\] done
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question_answer8)
A man runs 10 km in 30 min. What is his speed per hour?
A)
\[5\,km\,{{h}^{-1}}\] done
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B)
\[10\,km\,{{h}^{-1}}\] done
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C)
\[15\,km\,{{h}^{-1}}\] done
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D)
\[20\text{ }km\text{ }{{h}^{-1}}\] done
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question_answer9)
Study the graph given below.
What can be concluded about the speed in the above graph?
A)
It goes on increasing. done
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B)
It decreases first and then becomes zero. done
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C)
It increases first and then becomes constant but not zero. done
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D)
It decreases first and then becomes constant but not zero. done
clear
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question_answer10)
With what speed should a car travel so that it can cover a distance of 5 km in 5 min?
A)
\[1\text{ }km\text{ }{{h}^{-1}}\] done
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B)
\[5\text{ }km\text{ }{{h}^{-1}}\] done
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C)
\[12\,km\,{{h}^{-1}}\] done
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D)
\[~60\text{ }km\text{ }{{h}^{-1}}\] done
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question_answer11)
A car travels with a speed of \[50\,km\,{{h}^{-1}}\]in the 1st hour and \[100\,km\,{{h}^{-1}}\] in the 2nd hour. What is the total distance covered by the car in the two hours?
A)
50km done
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B)
100km done
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C)
150 km done
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D)
200 km done
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question_answer12)
A graph is shown below.
What does the area of the shaded portion in the graph represent?
A)
Distance done
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B)
Speed done
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C)
Time done
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D)
Uniform motion done
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question_answer13)
Which of the following relations is correct?
A)
\[\text{Speed}\,\text{=}\,\frac{\text{1}}{\text{Distance}\,\,\text{ }\!\!\times\!\!\text{ }\,\text{Time}}\] done
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B)
\[\text{Speed}\,\text{=}\,\frac{\text{Time}}{\text{Distance}}\] done
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C)
\[\text{Speed}\,\text{=}\,\,\frac{\text{Distnce}}{\text{Time}}\] done
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D)
Speed = Distance \[\times \] Time done
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question_answer14)
Which of the following is the most suitable device for measuring the time the runners take in a 100 m marathon?
A)
Hourglass done
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B)
Stopwatch done
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C)
Pendulum done
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D)
Sun dial done
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question_answer15)
In a marathon, Varun runs 800 metres in 2 minutes 40 seconds. What is his speed in metres per second?
A)
\[4\,m\,{{s}^{-1}}\] done
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B)
\[5\,m\,{{s}^{-1}}\] done
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C)
\[200\,m\,{{s}^{-1}}\] done
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D)
\[1600\,m\,{{s}^{-1}}\] done
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question_answer16)
Which of the following shows motion in a straight line?
A)
A bullet shot from a gun done
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B)
A tree swaying done
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C)
Child on a merry-go-round done
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D)
The motion of strings in a guitar done
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question_answer17)
Which of the following is given incorrectly
A)
Speedometer : Speed done
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B)
Odometer : Odour done
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C)
Anemometer : Wind speed done
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D)
Stopwatch : Time done
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question_answer18)
A body moves on a circular track covering one complete round of 60 m in 10 seconds. Find its average speed.
A)
\[~3\text{ }m\text{ }{{s}^{-1}}\] done
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B)
\[6\text{ }m\text{ }{{s}^{-1}}\] done
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C)
\[36\text{ }m\text{ }{{s}^{-1}}\] done
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D)
\[600\text{ }m\text{ }{{s}^{-1}}\] done
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question_answer19)
Which of the following travels the fastest?
A)
Cheetah done
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B)
Wind done
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C)
Sound done
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D)
Light done
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question_answer20)
A person is seated in a train under motion. With reference to which of the following surroundings is he at rest?
A)
Person watching him from the front seat done
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B)
Person watching him from the ground done
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C)
Trees on the ground done
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D)
A car moving in the opposite direction to the train done
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question_answer21)
Study the given distance-time graph for three cars P, Q and R in a race.
Which of the three cars win the race?
A)
Car P done
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B)
Car Q done
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C)
Car R done
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D)
Both Q and R done
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question_answer22)
The speed of a train is \[20\,m\,{{s}^{-1}}.\]What is the speed in km\[km\,{{h}^{-1}}?\]
A)
\[60\text{ }km\text{ }{{h}^{-1}}\] done
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B)
\[40\text{ }km\text{ }{{h}^{-1}}\] done
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C)
\[~72\text{ }km\text{ }{{h}^{-1}}\] done
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D)
\[20\text{ }km\text{ }{{h}^{-1}}\] done
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question_answer23)
A spin drier spins at a rate of 600 revolutions per minute. How many revolutions would it make in 1 minute 20 seconds?
A)
600 done
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B)
800 done
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C)
900 done
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D)
1000 done
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question_answer24)
A cyclist travels at an average speed of \[25\,km\,{{h}^{-1}}.\] How long will it take for him to travel a triangular journey through three places \[{{P}_{1}},{{P}_{2}}\]and\[{{P}_{3}}\] as shown in the figure?
A)
20 minutes done
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B)
36 minutes done
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C)
1 hour done
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D)
1 hour 20 minutes done
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question_answer25)
A car covered a distance of 3 km in 5 minutes. What is the speed with which the car travelled?
(i) \[100\,m{{s}^{-1}}\] |
(ii)\[136\,km\,\,{{h}^{-1}}\] |
(iii)\[1000\,cm\,\,{{s}^{-1}}\] |
(iv) \[600\,m\,\,{{\min }^{-1}}\] |
A)
Only (i) and (ii) done
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B)
Only (ii) and (iii) done
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C)
Only (i), (iii) and (iv) done
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D)
Only (ii), (iii) and (iv) done
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question_answer26)
Duration (in hour) | 0-6 | 6-8 | 8-16 | 16-20 |
Distance covered (in km) | 400 | 0 | 600 | 200 |
What is the average speed of the journey for the first 20 hours?
A)
\[75\text{ }km\text{ }{{h}^{-1}}\] done
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B)
\[~50\text{ }km\text{ }{{h}^{-1}}\] done
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C)
\[60\text{ }km\text{ }{{h}^{-1}}\] done
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D)
\[~66.67\text{ }km\text{ }{{h}^{-1}}\] done
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question_answer27)
Study the data given below.
Duration (in hour) | 6-8 | 6-8 |
Distance covered (in km) | ? | 240 |
If the average speed of the journey is \[80\,km\,{{h}^{-1}},\] what is the distance travelled during the first 8 hours?
A)
640 km done
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B)
240 km done
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C)
400 km done
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D)
480 km done
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question_answer28)
In a 100 m race Revanth and Rohan ran at an average speed of \[8.4\,m\,{{s}^{-1}}\]and \[12.2\,m\,{{s}^{-1}}\]respectively. If 12 seconds is the time taken in school records for 100 metre race, then which of the following can be true?
A)
Revanth broke the record. done
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B)
Rohan broke the record. done
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C)
Both Revanth and Rohan broke the record. done
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D)
Neither Revanth nor Rohan broke the record. done
clear
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question_answer29)
Swapna travelled by plane flying at an average speed of \[600\,km\,{{h}^{-1}}.\]The plane left the airport at 13:00 h and reached the destination at 15:45 h. How far did Swapna travel?
A)
1350 km done
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B)
1200 km done
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C)
1650 km done
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D)
1800 km done
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question_answer30)
Kiran and Sharan start from their home at the same time but travel by different routes to reach their school. Kiran's house is at a distance of 1500 m from school while Sharan's house is 2000 m from school. If both reach school at the same time, what can be inferred?
A)
Kiran's speed is greater than Sharan's. done
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B)
Sharan's speed is greater than Kiran's. done
clear
C)
Sharan travels with a speed of \[75\,m\,{{\min }^{-1}}\] done
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D)
Kiran travels with a speed of \[100\,m\,{{\min }^{-1}}\] done
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question_answer31)
The graph given below shows the motion of four runners P, Q, R and S in a 5 km marathon.
Who ran the fastest?
A)
P done
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B)
Q done
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C)
R done
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D)
S done
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question_answer32)
Which of the following graphs represents constant speed of a body?
A)
B)
C)
D)
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question_answer33)
Riaz takes 20 minutes to reach his school with a speed of \[3\,m\,{{s}^{-1}}.\] How far is his school from home?
A)
2 km done
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B)
3.2 km done
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C)
3.6 km done
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D)
4.1 km done
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question_answer34)
With what speed should a car travel so that it can cover a distance of 10 km in 5 minutes?
A)
\[10\,km\,{{h}^{-1}}\] done
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B)
\[~50\text{ }km\text{ }{{h}^{-1}}\] done
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C)
\[~60\text{ }km\text{ }{{h}^{-1}}\] done
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D)
\[120\,km\,{{h}^{-1}}\] done
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question_answer35)
According to the following graph, what happens to the distance covered by a car moving on a straight road from 0 to 10 minutes?
A)
It goes on increasing. done
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B)
It goes on decreasing. done
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C)
It first increases and then decreases. done
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D)
It first decreases and then increases. done
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question_answer36)
A car travels with a speed of \[50\,km\,{{h}^{-1}}\] in the 1st 30 minutes and \[100\,km\,{{h}^{-1}}\] in the next 30 minutes. What is the total distance covered by the car?
A)
50 km done
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B)
75 km done
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C)
150 km done
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D)
200 km done
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question_answer37)
Two friends A and B started at different times and covered 30 km as shown in the graph.
Identify the correct statement from the following.
A)
A and B move with the same speed. done
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B)
B moves with non-uniform speed. done
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C)
A completes his journey early. done
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D)
B overtakes A at 11.20 a.m. done
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question_answer38)
Which of the following events is used for the measurement of time?
A)
Occurrence of an earthquake done
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B)
Speedometer in a vehicle done
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C)
Motion of a pendulum done
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D)
Collision of a meteorite with a planet done
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question_answer39)
Which of the following can be used for measuring the time under ideal conditions?
(i) The swing of a pendulum |
(ii) Pulse rate |
(iii) The changing of days and nights |
A)
Only (i) and (ii) done
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B)
Only (ii) and (iii) done
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C)
Only (i) and (iii) done
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D)
(i), (ii) and (iii) done
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question_answer40)
The graph given below shows the position of an ant at different times.
What is its average speed?
A)
\[1.5\,m\,{{s}^{-1}}\] done
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B)
\[3\,cm\,{{s}^{-1}}\] done
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C)
\[1\text{ }cm\text{ }{{s}^{-1}}\] done
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D)
\[~4.5\text{ }cm\text{ }{{s}^{-1}}\] done
clear
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