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Q. Hydraulic brakes work on the principle of
Hydraulic brakes work on the principle of Pascal's law.
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Q. A person is hurt on kicking a stone due to
Q. The critical angle for a transport solid is 30°. Then its refractive index is
Q. Who among the following coined the term ―cosmic rays‖ ?
Q. The fuse in an electric circuit is connected in
Q. The transport phenomenon occurs only in ________ state of a gas and is ________
Q. The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as
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