Kinematics Question 651

Question: An aircraft executes a horizontal loop of radius km with a steady speed of 900km/h . The ratio of centripetal acceleration to acceleration due to gravity it’s [g = 9.8 m/s2]

Options:

A) 6.38

B)9.98

C) 11.33

D)12.13

Show Answer

Answer:

Correct Answer: A

Solution:

[a] ac=v2r=(250)2103=62.5 m/s2

ac/g=62.59.8=6.38



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