AIPMT / Neet 2005 , Subject : Physics,Topic : Kinematics Solutions

Q 1) A ball is thrown vertically upward. It has speed of 10m/s when it is reached one half of its maximum height. How high does the ball rise? (Taking g=10m/s2.

 Sol 1 :

Q  2) The displacement x of a particle varies with time t as x = ae−αt  + beβt, Where a, b, α and β are positive constants The velocity of the particle will:

Sol 2)

Q 3) If a vector 2i+3j+8k is perpendicular to the vector  4j−4i+ak, then the value of a is
Sol 3 :

Q 4) If the angle between the vectors A and B is θ, then the value of the product (B ×A ). A equals. 

A. BA2sinθ. 

B. BA2cosθsinθ. 

C. BA2cosθ. 

D. zero.

Sol 4 :

Q 5) Two boys are standing at the ends A and B of a ground, where AB = a. The boy at B starts running in a direction perpendicular to AB with velocity v1. The boy at A starts running simultaneously with velocity v and catches the other boy in a time t, where t is

Sol 5 :

Sol 1 :

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