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Q. Which of the following is the cleanest source of energy?
Wind energy is the cleanest source of energy.
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Q. Of the following natural phenomena, tell which one known in Sanskrit as 'deer's thirst'?
Q. Any body kept in a fluid experiences an upward force called
Q. The audio signals of TV are:
Q. Which one of the following is a good electrical conductor?
Q. Which of the following have the same unit ?
Q. An object that has kinetic energy must be
Q. The cooling by a desert Cooler is based on:
Q. The ordinary and maximum tolerance limit of sound by human being is
Q. Calculate the pressure (in Pa) if a thrust of 750 N is applied to an area of 5 m^2.
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