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Q.

A ball is projected with velocity Vo at an angle of elevation 300. Mark the correct statement.

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a

Vertical component of momentum will be conserved.

b

Kinetic energy will be zero at the highest point of the trajectory

c

Horizontal component of momentum will be conserved

d

Gravitational potential energy will be minimum at the highest point of the trajectory

answer is C.

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Detailed Solution

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Since horizontal component of velocity is constant, hence momentum is constant.

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