Electric Drives Single Phase Half Wave Ac Dc Conversion Resistive Loads Online Exam Quiz
Electric Drives Single Phase Half Wave Ac Dc Conversion Resistive Loads GK Quiz. Question and Answers related to Electric Drives Single Phase Half Wave Ac Dc Conversion Resistive Loads. MCQ (Multiple Choice Questions with answers about Electric Drives Single Phase Half Wave Ac Dc Conversion Resistive Loads
Calculate the circuit turn-off time for Half-wave controlled rectifier for a ?=5 rad/sec for resistive load.
Options
A : .62 sec
B : .42 sec
C : .58 sec
D : .64 sec
In Half-wave uncontrolled rectifier calculate the average value of the voltage if the supply is 3sin(5t).
Options
A : .95 V
B : .92 V
C : .93 V
D : .94 V
In Half-wave controlled rectifier calculate the average value of the current for 2.5 ? resistive load if the supply is sin(5.2t) and firing angle is 26°.
Options
A : 0.8 V
B : 0.15 V
C : 0.12 V
D : 0.21 V
In Half-wave uncontrolled rectifier calculate the power dissipation across the 8 ? resistor if the supply is 29sin(22t).
Options
A : 26.2 W
B : 24.2 W
C : 26.1 W
D : 29.1 W
In Half-wave uncontrolled rectifier calculate the average value of the current for 3 ? resistive load if the supply is 34sin(11t).
Options
A : 3.6 A
B : 2.6 A
C : 2.5 A
D : 3.1 A
Calculate the extinction angle in purely inductive load if the firing angle is 13°.
Options
A : 328°
B : 347°
C : 349°
D : 315°
Calculate the pulse number if the supply frequency is 2? and the output frequency is ?÷6.
Options
A : 4
B : 12
C : 16
D : 8
In Half-wave controlled rectifier calculate the average value of the voltage if the supply is 13sin(25t) and firing angle is 13°.
Options
A : 4.08 V
B : 4.15 V
C : 3.46 V
D : 5.48 V
Calculate the output frequency for the six-pulse converter if the supply frequency is 10 Hz.
Options
A : 40 Hz
B : 30 Hz
C : 60 Hz
D : 80 Hz
Calculate the string efficiency if the de-rating factor is .429.
Options
A : 48.1 %
B : 57.1 %
C : 47.8 %
D : 46.5 %
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