Virtual Labs

a: MOSFET is a unipolar, voltage controlled, two terminal device b: MOSFET is a bipolar, current controlled, three terminal device c: MOSFET is a unipolar, voltage controlled, three terminal device d: MOSFET is a bipolar, current controlled, two terminal device

In pulse width modulated inverters, the output voltage is controlled by controlling?

a: Input frequency b: Modulating index c: Amplification factor d: None of the mentioned

A VSI will have a better performance if its?

a: load inductance is large and source inductance is small b: load inductance is small and source inductance is large c: both load inductance and source inductance are large d: both load inductance and source inductance are small

PWM switching is used in voltage source inverters for the purpose of __________.

a: Controlling output current b: Controlling output harmonics and output voltage c: Controlling input voltage d: None of the above

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