Form factor of a rectifier is the ratio of ______________?

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Form factor of a rectifier is the ratio of ______________?

A. Root mean square value of voltage and current to its peak value
B. Root mean square value of voltage and current to its average value
C. Average value of current and voltage to its root mean square value
D. Peak value of current and voltage to its root mean square value

Silicon controlled rectifier can be turned on____________?

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Silicon controlled rectifier can be turned on____________?

A. By applying a gate pulse and turned off only when current becomes zero
B. And turned off by applying gate pulse
C. By applying a gate pulse and turned off by removing the gate pulse
D. By making current non zero and turned off by making current zero

The curve between V and I of SCR when anode is positive w.r.t cathode and when anode is negative w.r.t cathode are known as_____________________?

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The curve between V and I of SCR when anode is positive w.r.t cathode and when anode is negative w.r.t cathode are known as_____________________?

A. both as forward characteristics
B. both as reverse characteristics
C. former as forward characteristics and later as reverse characteristics
D. former as reverse characteristics and later as forward characteristics

A crowbar is a circuit which is used to protect a_____________?

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A crowbar is a circuit which is used to protect a_____________?

A. voltage sensitive load from excessive dc power supply output voltages
B. current sensitive load from excessive dc power supply output voltages
C. voltage sensitive load from excessive ac power supply output voltages
D. current sensitive load from excessive ac power supply output voltages