'सब कुछ जानने वाले' के

According to Maxwell’s right-hand thumb rule, the direction of magnetic field lines around a current-carrying wire is indicated by the:

Mercalli scale is the instrument used for measuring the intensity of ___________.

If input frequency of a full wave rectifier be n, then output frequency would be-

‘Therm' is the unit of –

Which pioneer scientist used radio waves to transmit signals over distances of several kilometres in the 1890s?

Which one is the largest Island of Japan?

For a wave, wavelength divided by the time period equals ________.

What is the pH of Urine ?

This relationship between the angles of incidence and refraction and the indices of refraction of the two media is known as ________.

Minimum Distance for proper vision is