The crude birth rate is the annual number of live births per 1,000 population. The crude birth rate is generally computed as a ratio.
Which of the following does not affect the value of acceleration due to gravity?
A stone of mass 0.08 kg is thrown vertically upwards. Give the direction and magnitude of the net force on the stone during its downward motion. Ignore ...
In which medium can sound not travel?
A positron is an anti-particle of an electron, having the same mass but opposite charge to electron. Then, the minimum energy released in annihilation ...
The unit of measurement of noise is –
In which type of motion does the velocity of a body vary with time?
As we go from Equator to North pole the value of ‘S; the acceleration due to gravity
A toroid has a core (non-ferromagnetic) of inner radius 23 cm and outer radius 28 cm, around which 4000 turns of a wire are wound. If the current in th...
__________ is the same at every point on a rotating body.
What is inertia?
