The specific name for the AC-to-DC converter is: А. DC Chopper В. Rectifier С. Inverter D. Controller 2 The SCR turns OFF when its current reduces below. for sufficient time. A. The reverse current, IR В. The holding current, IH С. The latching current, IL D. The gate current, IG 3 A pure DC quantity a ripple factor of: A. 141.4% В. 70.7% с. 1 D.

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The specific name for the AC-to-DC converter is:
DC Chopper
1
А.
В.
Rectifier
С.
Inverter
D.
Controller
2
The SCR turns OFF when its current reduces below.. for sufficient time.
A.
The reverse current, IR
В.
The holding current, IH
The latching current, IL
The gate current, IG
С.
D.
A pure DC quantity a ripple factor of:
A.
141.4%
В.
70.7%
С.
1
D.
4
"A diode of 600V voltage rating" means
A.
The peak reverse voltage is 600V.
В.
The maximum average voltage is 600V.
C.
The peak forward voltage is 600V.
D.
The maximum RMS voltage is 600V.
The following device is available with highest voltage and current ratings
А.
Shottkey diode
В.
SCR
C.
IGBT
D.
BJT
6
The following power switching device is controlled by voltage signal:
A.
BJT
В.
GTO
С.
SCR
D.
MOSFET
7
A converter operated in fourth quadrant if:
vo negative and io positive
vo and io are negative
vo is positive and io is negative
vo and io are positive
Given V1,dc=175V, and V2,dc=75V; then (V1+V2)dc=
Could be 250V or 100V
А.
B.
C.
D.
8
A.
В.
250V
С.
Impossible to calculate from the information given.
D.
190.39V
The following parameter determines the quality of inverter output:
A.
The ripple factor
В.
The form factor
С.
The total harmonic distortion
D.
The power factor
10
Given V1,dc= -12V, and V1,ac%3D16V; the RMS of V1=
A.
28V
В.
10.58V
С.
4V
D.
20V
Transcribed Image Text:The specific name for the AC-to-DC converter is: DC Chopper 1 А. В. Rectifier С. Inverter D. Controller 2 The SCR turns OFF when its current reduces below.. for sufficient time. A. The reverse current, IR В. The holding current, IH The latching current, IL The gate current, IG С. D. A pure DC quantity a ripple factor of: A. 141.4% В. 70.7% С. 1 D. 4 "A diode of 600V voltage rating" means A. The peak reverse voltage is 600V. В. The maximum average voltage is 600V. C. The peak forward voltage is 600V. D. The maximum RMS voltage is 600V. The following device is available with highest voltage and current ratings А. Shottkey diode В. SCR C. IGBT D. BJT 6 The following power switching device is controlled by voltage signal: A. BJT В. GTO С. SCR D. MOSFET 7 A converter operated in fourth quadrant if: vo negative and io positive vo and io are negative vo is positive and io is negative vo and io are positive Given V1,dc=175V, and V2,dc=75V; then (V1+V2)dc= Could be 250V or 100V А. B. C. D. 8 A. В. 250V С. Impossible to calculate from the information given. D. 190.39V The following parameter determines the quality of inverter output: A. The ripple factor В. The form factor С. The total harmonic distortion D. The power factor 10 Given V1,dc= -12V, and V1,ac%3D16V; the RMS of V1= A. 28V В. 10.58V С. 4V D. 20V
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