Kinematics Question 689

Question: Referring to the above two questions, the acceleration due to gravity it’s given by

Options:

A) 10m/sec2

B) 5m/sec2

C) 20m/sec2

D) 2.5m/sec2

Show Answer

Answer:

Correct Answer: A

Solution:

[a] ax=ddt(vx)=0 , ay=ddt(vy)=10 m/s2

Net acceleration a =ax2+ay2 =02+102 =10m/s2



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