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diode

GATE Electrical Engineering · Devices · 1996-2026

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2026 Q23

A circuit with ideal elements is shown. Which one of the following options correctly identifies all the linear elements in the circuit?

mediumanswer key
2026 Q34

Consider the circuit shown. Assume that the diode D is ideal. The supply voltage $v_s = 325 \sin(2\pi50t)$ V, $L = 500 \mu H$, and $R = 10 \Omega$. The peak diode current (in amper...

mediumanswer key
2026 Q61

Consider the circuit shown. Assume that the diode (D) is ideal. Given Vs = 100 sin(2π50t) V, Vdc = 50 V, and R = 10 Ω, the average value of the current through the diode is ______...

hardanswer key
2024 Q60

In the given circuit, the diodes are ideal. The current I through the diode D1 in milliamperes is ____________ (rounded off to two decimal places).

medium
2023 Q58

The single phase rectifier consisting of three thyristors T1, T2, T3 and a diode D1 feed power to a 10 A constant current load. T1 and T3 are fired at α = 60° and T2 is fired at α...

hard
2018 Q15

For the power semiconductor devices IGBT, MOSFET, Diode and Thyristor, which one of the following statements is TRUE?

mediumanswer key
2018 Q35

The approximate transfer characteristic for the circuit shown below with an ideal operational amplifier and diode will be

mediumanswer key
2018 Q48

In the circuit shown in the figure, the diode used is ideal. The input power factor is _________. (Give the answer up to two decimal places.)

mediumanswer key
2018 Q53

The figure below shows an uncontrolled diode bridge rectifier supplied from a 220 V, 50 Hz, 1-phase ac source. The load draws a constant current I_o = 14 A. The conduction angle of...

mediumanswer key
2002 PYQ

A diode whose terminal characteristics are related as $${i_D} = {{\rm I}_S}\,{e^{{V \over {{V_T}}}}},\,$$ where $${{\rm I}_S}$$ is the reverse saturation current and $${V_T}$$ is t...

easyanswer keyelite explanation
1999 PYQ

As temperature is increased, the voltage across a diode carrying a constant current.

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1998 PYQ

The uncontrolled electronic switch employed in power electronic converters is

easyanswer key
1996 PYQ

The depletion region (or) space charge region (or) transition region in a semiconductor $$p-n$$ junction diode has

easyanswer keyelite explanation