1
GATE EE 2004
MCQ (Single Correct Answer)
+1
-0.3
The triggering circuit of a thyristor is shown in figure. The thyristor requires a gate current of $$10$$ $$mA,$$ for guaranteed turn-on. The value of $$R$$ required for the thyristor to turn on reliably under all conditions of $${V_b}$$ variation is
![GATE EE 2004 Power Electronics - Power Semiconductor Devices Question 22 English](https://gateclass.cdn.examgoal.net/pLGElAsRAqFWcW0d3/EUfDd5Hfhazx154YizYMQWMDGGc5L/72EYa1yQkSVX8qBADxFxGg/uploadfile.jpg)
2
GATE EE 2004
MCQ (Single Correct Answer)
+2
-0.6
A $$MOSFET$$ rated for $$15 A,$$ carries a periodic current as shown in figure. The ON state resistance of the MOSFET is $$0.15$$ $$\Omega .$$ The average ON state loss in the $$MOSFET$$ is
![GATE EE 2004 Power Electronics - Power Semiconductor Devices Question 13 English](https://gateclass.static.cdn.examgoal.net/rmy5kiAejxIDLRVrP/IuZNfNDBtlwQucDDElDSRQBznDVm2/WPiM3EUKyAtZF53iNwyXl5/uploadfile.jpg)
3
GATE EE 2004
MCQ (Single Correct Answer)
+1
-0.3
The circuit in figure shows a full-wave rectifier. The input voltage is $$230$$ $$V$$ $$(rms)$$ single-phase ac. The peak reverse voltage across the diodes $${D_1}$$ and $${D_2}$$ is
![GATE EE 2004 Power Electronics - Single and Three Phase Rectifier Question 53 English](https://gateclass.static.cdn.examgoal.net/QATBJfgHTBW2bLEDb/ZwDFiXdUaLh8I2mVcBSCEOhS4ZoiV/ZXJ3AxOsmOTdcwD8ShHdk7/uploadfile.jpg)
4
GATE EE 2004
MCQ (Single Correct Answer)
+1
-0.3
The circuit in figure shows a $$3$$ $$-$$ phase half $$-$$ wave rectifier. The source is a symmetrical, $$3$$ $$-$$ phase four $$-$$ wire system. The line-to-line voltage of the source is $$100 V.$$ The supply frequency is $$400$$ $$Hz.$$ The ripple frequency at the output is
![GATE EE 2004 Power Electronics - Single and Three Phase Rectifier Question 52 English](https://gateclass.cdn.examgoal.net/CYs2aHa2GnTEsXB3P/WDVlKVnUXvPcAKL83877YSn2SU76U/itbrtFtH2SQMMojKs805ak/uploadfile.jpg)
Paper analysis
Total Questions
Analog Electronics
9
Control Systems
13
Digital Electronics
5
Electric Circuits
7
Electrical and Electronics Measurement
9
Electrical Machines
19
Electromagnetic Fields
2
Engineering Mathematics
1
Power Electronics
8
Power System Analysis
15
Signals and Systems
3
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