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Question

A fighter aircraft flying at 400km/h executes a vertical circular loop of radius 100m. The pilot has a weight of 60kg. What is the force with which the pilot presses his seat when the aircraft is at the highest point? (in N)

A
3692.2
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B
6819.40
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C
6325.36
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D
4563.33
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Solution

The correct option is B 6819.40



At highest point, F=mv2/rmg

400 kmph=111.12m/s

So,F=(60111.122/100)(609.8)=6198.40N


827576_595229_ans_86e85b8e0c114c71a6425db7e110e4fc.PNG

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