Kinematics Question 639

Question: For an observer on trolley direction of projection of particle is , while for observer on ground ball rise vertically. The maximum height reached by ball from trolley it’s

Options:

A) 10 m

B)15 m

C) 20 m

D)5 m

Show Answer

Answer:

Correct Answer: B

Solution:

[b] 10vcos60=0v=20 m/s

H=v2sin2602g=15 m



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