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Abhishekdas
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Barometer reading in an elevator...
A barometer kept in an elevator reads 76cm when it is at rest. If the elevator goes up with increasing speed , the reading will (a).increase (b)decrease (c)remain constant (d) become zero...
Dont have any clue...can anyone give me a start?
Homework Statement
A barometer kept in an elevator reads 76cm when it is at rest. If the elevator goes up with increasing speed , the reading will (a).increase (b)decrease (c)remain constant (d) become zero...
Homework Equations
The Attempt at a Solution
Dont have any clue...can anyone give me a start?