Polarizing sunglasses are useful because they are able to
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Weight of a body is maximum at the:
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The potential difference between the terminals of an electric heater is 60 V when it draws a current of 4 A from the source. What current will the heater draw if the potential difference is increased to 127.5 V ?
Density of water is maximum at ______.
What is the phenomenon which established the transverse nature of light ?
An object of 10 kg is moving with a speed of 2 m/s. The kinetic energy of the object is
The energy obtained from atoms is known as.........
What is the SI unit of Torque?