In which of the following mentioned activities is the potential energy (P.E) converted into kinetic energy(K.E)?
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Which of the following changes when a body performs uniform circular motion?
The sensation of sound persists in the human brain for about:
The work done in one complete revolution of the moon around the earth is equal to
Which of the following does NOT contribute to sparkling of diamonds?
An object having a mass 'm' moving with a velocity 'v' possesses a kinetic energy 'K'. If its velocity is doubled, its kinetic energy will become:
What is the resistance (in Ω) of an electrical component if a current of 0.4 A passes through it on application of 12 V of potential difference across it?
The Brownian Motion was discovered by
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