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A barometer kept in a stationary elevator reads 76cm. If the elevator starts accelerating up the reading will be:

Option: 1

Zero


Option: 2

equal to 76


Option: 3

more than 76


Option: 4

less than 76


Answers (1)

best_answer

 

Barometric pressure = sgh

geff = g+a

With increase in g, reading will decrease

Posted by

Rakesh

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