1
GATE EE 2004
MCQ (Single Correct Answer)
+2
-0.6
Figure shows a chopper operating from a $$100$$ $$V$$ $$dc$$ input. The duty ratio of the main switch $$S$$ is $$0.8.$$ The load is sufficiently inductive so that the load current is ripple free. The average current through the diode $$D$$ under steady state is GATE EE 2004 Power Electronics - Choppers and Commutation Techniques Question 28 English
A
$$1.6$$ $$A$$
B
$$6.4$$ $$A$$
C
$$8.0$$ $$A$$
D
$$10.0$$ A
2
GATE EE 2004
MCQ (Single Correct Answer)
+2
-0.6
The triac circuit shown in figure controls the $$ac$$ output power to the resistive load. The peak power dissipation in the load is GATE EE 2004 Power Electronics - Ac Voltage Controllers Question 4 English
A
$$3968$$ $$W$$
B
$$5290$$ $$W$$
C
$$7935$$ $$W$$
D
$$10580$$ $$W$$
3
GATE EE 2004
MCQ (Single Correct Answer)
+1
-0.3
Total instantaneous power supplied by a $$3$$-phase ac supply to a balanced $$R$$-$$L$$ load is
A
Zero
B
Constant
C
Pulsating with zero average
D
Pulsating with non-zero average
4
GATE EE 2004
MCQ (Single Correct Answer)
+1
-0.3
The rated voltage of a $$3$$-phase power system is given as
A
RMS phase voltage
B
PEAK phase voltage
C
RMS line to line voltage
D
PEAK line to line voltage
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