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AP and TS EAMCET Engineering Model Paper 7

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Question : 116

Total: 160

A small ball is projected with initial speed u and at an angle θ (> 45°) with horizontal from ground. The de − Broglie wave length of ball at the moment its velocity vector becomes perpendicular to initial velocity vector is

(
h
mu
) sin θ
(
h
mu
) cot θ
(
h
mu
) tan θ
(
h
mu
) cos θ

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