JEE Main & Advanced Physics Two Dimensional Motion Question Bank

done Horizontal Projectile Motion Total Questions - 16

• 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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