The line joining the north and south poles of a magnet is called
The line joining the north and south poles of a magnet is called
AMagnetic axis
BMagnetic Meridian
CMagnetic field
DNone of these
Monday, December 23, 2019
If the length and cross sectional area of a wire are doubled, its resistance will
If the length and cross sectional area of a wire are doubled, its resistance will
Aremain unchanged
Bbecome twice
Creduce to one half
Dincrease four times
A sudden fall in barometer reading indicates that the weather will be
A sudden fall in barometer reading indicates that the weather will be
Aturbulent
Brainy
Ccool
DNone of these
Mica is used in an electric iron because it is a
Mica is used in an electric iron because it is a
Abad conductor of heat
Bgood conductor of heat
Cgood conductor of electricity
Dbad conductor of electricity
For the same load, if the power factor of load is reduced, it will draw.
For the same load, if the power factor of load is reduced, it will draw.
Amore current
Bless current
Csame current but less power
Dless current more power
