Question

A particle is projected at 60° to the horizontal with a kinetic energy k . the kinetic energy at the highest point is [AIEEE 2007]​

Answer 1

Explanation:- given :- kinetic energy =k

• kinetic energy at highest point.
• (KE)ₕ= 1/2mv²cos²θ
• = Kcos²θ
• Κcos²(60)°
• K (1/2)²
• k/4 Answer

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