Physics
The Hydraulic Break works on the principle of ________ .

Boyle's law
Coulomb's law
Pascal's Law
Bernouli's law

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Physics
Mirage is due to:

Equal heating of different parts of the atmosphere
Magnetic disturbances in the atmosphere
Unequal heating of different parts of the atmosphere
Depletion of ozone layer in the atmosphere

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Physics
Negative feedback in amplifiers

Increases bandwidth and decreases noise
Decreases bandwidth and increases noise
Decreases bandwidth and decreases noise
Increases bandwidth and increases noise

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