In the multiple-pulse width modulation method, the Fourier coefficient – McqOptions

MCQOPTIONS

1.	In the multiple-pulse width modulation method, the Fourier coefficient an is
A.	(Vs/π) [ cos(nπ/2) cos(nd) ].
B.	0
C.	(4Vs/nπ) [sin(nπ/2) sin(n
D.	].d) (2Vs/nπ) [sin(nπ/2) sin(nd)].
Answer» C. (4Vs/nπ) [sin(nπ/2) sin(n

Discussion

No Comment Found

Related MCQs

In MPM, the square wave is the ________ signal whereas the triangular wave is the ________ signal.
What is the maximum line voltage value in case of a three-phase VSI in 180° mode?
A single phase full bridge inverter has RLC load with R = 4 Ω, L = 35 mH and C = 155 μF. The dc input voltage is 230 V and the output frequency is 50 Hz. Find the rms value of the fundamental load current.
The harmonic factor of nth harmonic is given by
The distortion factor (μ) is the ratio of
Let Vs be the amplitude of the output voltage and P be the output power for a single-phase half bridge inverter. Then the corresponding values for a full bridge inverter would be
Find the distortion factor (μ), for a single phase half wave bridge inverter with dc source Vs = 1 kV.
In case of the 120° mode of operation, __________ devices conduct at a time.
In case of MPM with two pulses per half cycle of width = d each and ɣ as the distance between the first pulse and ωt=0, for eliminating the nth harmonic from the output voltage, the value of gamma (ɣ) must be equal to
In PWM, the comparator output is further given to a ____________