PWM Inverters-1 MCQ
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In case of a single-pulse width modulation with the pulse width = 2d, to eliminate the 3rd harmonic from the output voltage waveform, the value of the pulse width (2d) must be
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Find the peak value of the fundamental component of voltage with a pulse width of 2d = 90 and Vs = 240 V for single-pulse modulation in a full wave bridge inverter.
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In case of a single-pulse width modulation with the pulse width = 2d, to eliminate the nth harmonic from the output voltage
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In case of a single-pulse width modulation with the pulse width = 2d, the peak value of the fundamental component of voltage is given by the expression
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In the single-pulse width modulation method, when the pulse width of 2d is equal to its maximum value of π radians, then the fundamental component of output voltage is given by
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In the single-pulse width modulation method, the Fourier coefficient an is given by . b) 0 c) (4Vs/nπ) . d) (2Vs/nπ) .
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In the single-pulse width modulation method, the Fourier coefficient bn is given by . b) 0 c) (4Vs/nπ) . d) (2Vs/nπ) .
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The shape of the output voltage waveform in a single PWM is
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In the single-pulse width modulation method, the output voltage waveform is symmetrical about ____________ in the negative half cycle.
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In the single-pulse width modulation method, the output voltage waveform is symmetrical about __________