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Laws Of Motion

Question
CBSEENPH11016986

When an aeroplane circles the loop, the pilot does not fall down. Why?


Solution
The centrifugal force acting radially outward will balance the weight of the pilot. Hence, pilot does not fall down even at the highest point.
To complete the loop without falling, minimum velocity at the highest point should be
         space space mv squared over straight r equals mg
rightwards double arrow             straight v equals square root of rg