QuestionPhysics / Fluid pressure
A mercury barometer is placed in an elevator accelerating upwards with a constant acceleration (assume constant temperature and no air leaks). If h is the height of mercury column in the stationary elevator and H is the height of mercury column in the moving elevator, then which one of the following is correct?
- (a) H > h
- (b) H = h
- (c) H < h
- (d) Nothing can be concluded due to insufficient data
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