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The correct option is 2
Device used to convert sound into electrical signals:
India tops the world in production of
What is the work to be done to increase the velocity of a car from 30 km h⁻¹ to 60 km h⁻¹ if the mass of the car is 1500 kg?
The kidneys in human beings are a part of the system for
Which of the following is the laughing gas?
What would happen to the weight of a body in a lift moving upward with uniform speed?
Which compound reacts with sodium metal to release hydrogen gas?
Which one of the following is a natural substitute for common sugar?
Which among the following term refers to the commercial rearing of silkworms?
The speed of sound is maximum in which of the following ?
