The capacitance of reversed bised junction J2 in a thyristor is CJ2 = 20 pF and can be assumed to be independant of the off state voltage. The limiting value of the charging current to turn on the thyristor is 16 mA. What is the critical value of dv/dt?

Power Electronics
The capacitance of reversed bised junction J2 in a thyristor is CJ2 = 20 pF and can be assumed to be independant of the off state voltage. The limiting value of the charging current to turn on the thyristor is 16 mA. What is the critical value of dv/dt?

1000 V/µs.

800 V/µs.

600 V/µs.

1200 V/µs.

1000 V/µs.

800 V/µs.

600 V/µs.

1200 V/µs.

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Power Electronics
Gate circuit or triggering circuit of a thyristor is

may be low power or high power circuit.

high power circuit.

lower power circuit.

magnetic circuit.

may be low power or high power circuit.

high power circuit.

lower power circuit.

magnetic circuit.

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Power Electronics
The UJT may be used as ___________.

None of these

A sawtooth generator

Am amplifier

A rectifier

None of these

A sawtooth generator

Am amplifier

A rectifier

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Power Electronics
Spread time is defined as the interval during which

anode voltage drops from 10 % of its initial value to zero.

anode current rises from 90 % to its final value.

both (A) and (B).

anode current rises from 10 % to 90 % of its final value.

anode voltage drops from 10 % of its initial value to zero.

anode current rises from 90 % to its final value.

both (A) and (B).

anode current rises from 10 % to 90 % of its final value.

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Power Electronics
A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is

0.67.

0.27.

0.45.

0.32.

0.67.

0.27.

0.45.

0.32.

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Power Electronics
Leakage current flows through the thyristor in

forward conduction mode.

both forward and reverse blocking mode.

forward blocking mode.

reverse blocking mode.

forward conduction mode.

both forward and reverse blocking mode.

forward blocking mode.

reverse blocking mode.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics

Power Electronics The capacitance of reversed bised junction J2 in a thyristor is CJ2 = 20 pF and can be assumed to be independant of the off state voltage. The limiting value of the charging current to turn on the thyristor is 16 mA. What is the critical value of dv/dt?

Power Electronics Gate circuit or triggering circuit of a thyristor is

Power Electronics The UJT may be used as ___________.

Power Electronics Spread time is defined as the interval during which

Power Electronics A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is

Power Electronics Leakage current flows through the thyristor in

Power Electronics
The capacitance of reversed bised junction J2 in a thyristor is CJ2 = 20 pF and can be assumed to be independant of the off state voltage. The limiting value of the charging current to turn on the thyristor is 16 mA. What is the critical value of dv/dt?

Power Electronics
Gate circuit or triggering circuit of a thyristor is

Power Electronics
The UJT may be used as ___________.

Power Electronics
Spread time is defined as the interval during which

Power Electronics
A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is

Power Electronics
Leakage current flows through the thyristor in