A body moves with a uniform acceleration a and zero initial velocity. Another body B starts from the same point moves in the same direction with a constant velocity v.The two bodies meet after a […]
Two bullets are fired simultaneously, horizontally and with different speeds from the same place. Which bullet will hit the ground first?
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(a) The faster one (b) Depends on their mass (c) The slower […]
A car is moving with uniform acceleration. It covers 200 m in 2 sec and 220 m in next 4 sec. The velocity of car at the end of 7th second from start is
A boy playing on the roof of a 10m high building throws a ball with a speed of 10 m/s at an angle of 30⁰ with the horizontal. How far from the throwing point will […]
Two cars A and B moving with same speed of 45 km/hr along same direction. If a third car C coming from the opposite direction with a speed of 36 km/hr meets two cars in […]
A car moves from X to Y with a uniform speed v(u) and returns to Y with a uniform speed v(d). The average speed for this round trip is
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(a) √v(u)v(d) (b) […]
A body is thrown upward from ground covers equal distances in 4th and 7th second. With what initial velocity the body was projected?
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(a) 20 m/s (b) 50 m/s (c) 30 m/s (d) 10 […]
Two balls are dropped from same height at 1 second interval of time. The seperation between the two balls after 3 second of the drop of the 1st ball is
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(a) 50 […]
A boat is sent across a river with a velocity of 8 km/h.If the resultant velocity of boat is 10 km/h,then velocity of river is
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(a) 10 km/h (b) 8 km/h (c) […]
Which of the following statement about scalar quantity is true?
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(a) A scalar quantity is the one that is conserved in a process (b) A scalar quantity is the one that can […]
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