Question

3. A particle of mass m is projected with velocity v
making an angle of 45° with the horizontal. When
the particle lands on the level ground the
magnitude of the change in its momentum will be
[AIPMT (Prelims)-2008]
(1) Zero
(2) 2 mv
(3) m
(4) mv2​

Answer 1

Explanation:

(b) mv2/(4√2g)

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