A. Zero
B. 10 V
C. 1 V
D. 1 V
When an SCR is turned on, the voltage across it is about _____________? Read More »
SCR (Silicon Controlled Rectifiers) A. Voltage
B. Current
C. Voltage as well as current
D. None of the above
An SCR is a ____________ triggered device? Read More »
SCR (Silicon Controlled Rectifiers) A. Is inexpensive
B. Is mechanically strong
C. Has small leakage current
D. Is tetravalent
An SCR is made of silicon and not germanium because silicon _________________? Read More »
SCR (Silicon Controlled Rectifiers) A. Equal to
B. Less than
C. Greater than
D. None of the above
In an SCR circuit the supply voltage is generally ___________ that of breakover voltage? Read More »
SCR (Silicon Controlled Rectifiers) A. Breakover voltage
B. Appropriate anode current
C. Appropriate gate current
D. None of the above
The normal way to turn on a SCR is by______________? Read More »
SCR (Silicon Controlled Rectifiers) A. A rectifier and resistance
B. A rectifier and transistor
C. A rectifier and capacitor
D. None of the above
An SCR combines the features of ____________? Read More »
SCR (Silicon Controlled Rectifiers) A. Reducing anode voltage to zero
B. Reducing gate voltage to zero
C. Reverse biasing the gate
D. None of the above
An SCR is turned off by _________________? Read More »
SCR (Silicon Controlled Rectifiers) A. Cathode
B. Anode
C. Anode supply
D. Gate
The control element of an SCR is ______________? Read More »
SCR (Silicon Controlled Rectifiers) A. At zero potential
B. Negative
C. Positive
D. None of the above
In the normal operation of an SCR, anode is __________ w.r.t. cathode? Read More »
SCR (Silicon Controlled Rectifiers) A. Unidirectional
B. Bidirectional
C. Mechanical
D. None of the above
An SCR behaves as a____________switch? Read More »
SCR (Silicon Controlled Rectifiers)