engineering recuitment NMDC Junior Officer (Trainee) Mock Test 2024 Power Electronics and Drives Inverters
In sinusoidal pulse width modulation
1
The width of each pulse is different
2
The width of all pulses is same
3
The width of each pulse is varied in proportion to the amplitude of sine wave evaluated at the centre of the same pulse.
4
The width of each pulse is varied in proportion to the amplitude of sine wave evaluated at the start of the pulse