The rate of change of linear momentum of a body is proportional to the ___________ acting on it.
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_________________ through a plane surface is the product of the magnetic flux density normal to the surface and the area of the surface.
A broadcasting station transmits waves with a frequency of 71 x 104 Hz and a speed of 3 x 108 m/s. The wavelength of the wave is
What is the power rating (in W) of a bulb if a current of 0.3 A passes through on application of 240 V of potential difference across its terminals?
A car accelerates uniformly from 18 kmph to 72 kmph in 5 s. The acceleration of the car (in m/sq.s) is:
When a number of resistors are connected in series in a circuit, the value of current:
Which instrument is used for measuring humidity of atmosphere?
The side mirrors of vehicles are of which type of mirrors?