Question: The momentum of a particle is P⃗ =2costî+ 2sintj. What is the angle between the force ̂ F acting on the particle and the momentum P⃗
(A) 65°
(B) 90°
(C) 150°
(D) 180°
Answer: option (B)
Solution:
The momentum of a particle is P⃗ =2costî+ 2sintj. What is the angle between the force ̂ F acting on the particle and the momentum P⃗
with
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