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question_answer1)
The maximum range of a gun on horizontal terrain is 16 km. If \[g=10m/{{s}^{2}}\]. What must be the muzzle velocity of the shell [KCET 1999; BHU 2003]
A)
200 m/s done
clear
B)
400 m/s done
clear
C)
100 m/s done
clear
D)
50 m/s done
clear
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question_answer2)
A stone is just released from the window of a train moving along a horizontal straight track. The stone will hit the ground following [NCERT 1972; AFMC 1996; BHU 2000]
A)
Straight path done
clear
B)
Circular path done
clear
C)
Parabolic path done
clear
D)
Hyperbolic path done
clear
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question_answer3)
A bullet is dropped from the same height when another bullet is fired horizontally. They will hit the ground
A)
One after the other done
clear
B)
Simultaneously done
clear
C)
Depends on the observer done
clear
D)
None of the above done
clear
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question_answer4)
An aeroplane is flying at a constant horizontal velocity of 600 km/hr at an elevation of 6 km towards a point directly above the target on the earth's surface. At an appropriate time, the pilot releases a ball so that it strikes the target at the earth. The ball will appear to be falling [MP PET 1993]
A)
On a parabolic path as seen by pilot in the plane done
clear
B)
Vertically along a straight path as seen by an observer on the ground near the target done
clear
C)
On a parabolic path as seen by an observer on the ground near the target done
clear
D)
On a zig-zag path as seen by pilot in the plane done
clear
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question_answer5)
A bomb is dropped from an aeroplane moving horizontally at constant speed. When air resistance is taken into consideration, the bomb [EAMCET (Med.) 1995; AFMC 1999]
A)
Falls to earth exactly below the aeroplane done
clear
B)
Fall to earth behind the aeroplane done
clear
C)
Falls to earth ahead of the aeroplane done
clear
D)
Flies with the aeroplane done
clear
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question_answer6)
A man projects a coin upwards from the gate of a uniformly moving train. The path of coin for the man will be [RPET 1997]
A)
Parabolic done
clear
B)
Inclined straight line done
clear
C)
Vertical straight line done
clear
D)
Horizontal straight line done
clear
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question_answer7)
An aeroplane is flying horizontally with a velocity of 600 km/h at a height of 1960 m. When it is vertically at a point A on the ground, a bomb is released from it. The bomb strikes the ground at point B. The distance AB is [CPMT 1996; JIPMER 2001, 02]
A)
1200 m done
clear
B)
0.33 km done
clear
C)
3.33 km done
clear
D)
33 km done
clear
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question_answer8)
A ball is rolled off the edge of a horizontal table at a speed of 4 m/second. It hits the ground after 0.4 second. Which statement given below is true [AMU (Med.) 1999]
A)
It hits the ground at a horizontal distance 1.6 m from the edge of the table done
clear
B)
The speed with which it hits the ground is 4.0 m/second done
clear
C)
Height of the table is 0.8 m done
clear
D)
It hits the ground at an angle of 60o to the horizontal done
clear
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question_answer9)
An aeroplane flying 490 m above ground level at 100 m/s, releases a block. How far on ground will it strike [RPMT 2000]
A)
0.1 km done
clear
B)
1 km done
clear
C)
2 km done
clear
D)
None done
clear
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question_answer10)
A body is thrown horizontally from the top of a tower of height 5 m. It touches the ground at a distance of 10 m from the foot of the tower. The initial velocity of the body is (g = 10 ms?2) [EAMCET (Engg.) 2000]
A)
\[2.5m{{s}^{1}}\] done
clear
B)
\[5m{{s}^{1}}\] done
clear
C)
\[10m{{s}^{1}}\] done
clear
D)
\[20m{{s}^{1}}\] done
clear
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question_answer11)
An aeroplane moving horizontally with a speed of 720 km/h drops a food pocket, while flying at a height of 396.9 m. the time taken by a food pocket to reach the ground and its horizontal range is (Take g = 9.8 m/sec2) [AFMC 2001]
A)
3 sec and 2000 m done
clear
B)
5 sec and 500 m done
clear
C)
8 sec and 1500 m done
clear
D)
9 sec and 1800 m done
clear
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question_answer12)
A particle (A) is dropped from a height and another particle (B) is thrown in horizontal direction with speed of 5 m/sec from the same height. The correct statement is [CBSE PMT 2002; Orissa JEE 2003]
A)
Both particles will reach at ground simultaneously done
clear
B)
Both particles will reach at ground with same speed done
clear
C)
Particle (A) will reach at ground first with respect to particle (B) done
clear
D)
Particle (B) will reach at ground first with respect to particle (A) done
clear
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question_answer13)
A particle moves in a plane with constant acceleration in a direction different from the initial velocity. The path of the particle will be [MP PMT 2004; CPMT 1982]
A)
A straight line done
clear
B)
An arc of a circle done
clear
C)
A parabola done
clear
D)
An ellipse done
clear
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question_answer14)
At the height 80 m, an aeroplane is moving with 150 m/s. A bomb is dropped from it so as to hit a target. At what distance from the target should the bomb be dropped (given g = 10 m/s2) [BCECE 2004]
A)
605.3 m done
clear
B)
600 m done
clear
C)
80 m done
clear
D)
230 m done
clear
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question_answer15)
A bomber plane moves horizontally with a speed of 500 m/s and a bomb released from it, strikes the ground in 10 sec. Angle at which it strikes the ground will be \[(g=10\,\,m/{{s}^{2}})\] [MH CET 2003]
A)
\[{{\tan }^{-1}}\left( \frac{1}{5} \right)\] done
clear
B)
\[\tan \,\left( \frac{1}{5} \right)\] done
clear
C)
\[{{\tan }^{-1}}(1)\] done
clear
D)
\[{{\tan }^{-1}}(5)\] done
clear
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question_answer16)
A large number of bullets are fired in all directions with same speed \[v\]. What is the maximum area on the ground on which these bullets will spread
A)
\[\pi \frac{{{v}^{2}}}{g}\] done
clear
B)
\[\pi \frac{{{v}^{4}}}{{{g}^{2}}}\] done
clear
C)
\[{{\pi }^{2}}\frac{{{v}^{4}}}{{{g}^{2}}}\] done
clear
D)
\[{{\pi }^{2}}\frac{{{v}^{2}}}{{{g}^{2}}}\] done
clear
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