22 X 12 + 245 - 2450 ÷ 5 = ? 22 X 12 + 245 - 490 264 + 245 – 490 509 - 490 = 19.
The unit 'Weber' is associated with which of the following?
The energy emitted by the Sun is due to
A spherical ball made of steel when dropped in mercury container will –
The refractive indices of quartz crystal for right handed and left handed circularly polarized light of wavelength 762.9 nm are 1.5391 and 1.5392 respe...
The surface tension of water on adding detergent to it –
The work done by a centripetal force on an object moving in a circular path is:
A stone thrown upward with a speed ’u’ from the top of the tower reaches the ground with a speed ‘3u’. The height of the tower is-
When a passenger in a moving bus is suddenly thrown forward when the bus stops, this is explained by:
In the equation of motion ( v = u + at ), ( u) represents:
Bolometer is used to measure –
