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MCQ - Mechanical TNPSC JTO
JTO - 542 - Mechanic Electric Vehicle - 542 - Unit IV Electronic Circuits and Analyse

26)   

Which component opposes the flow of electric current?

A.
B.
C.
D.
Answer: C
27)   

Which resistor value is represented by Red-Violet-Orange-Gold?

A.
B.
C.
D.
Answer: A
28)   

A fixed resistor has...

A.
B.
C.
D.
Answer: B
29)   

A variable resistor is also called a...

A.
B.
C.
D.
Answer: A
30)   

Which resistor type adjusts voltage in volume controls?

A.
B.
C.
D.
Answer: B
31)   

The gold band in a resistor indicates...

A.
B.
C.
D.
Answer: B
32)   

What is the resistance of a resistor with colour code Brown-Black-Red-Gold?

A.
B.
C.
D.
Answer: A
33)   

Which resistor type allows multiple fixed values?

A.
B.
C.
D.
Answer: A
34)   

Which resistor is used for current control?

A.
B.
C.
D.
Answer: C
35)   

The colour code Green-Blue-Red represents...

A.
B.
C.
D.
Answer: C
36)   

A diode allows current to flow in...

A.
B.
C.
D.
Answer: C
37)   

A Zener diode is used for...

A.
B.
C.
D.
Answer: C
38)   

An LED emits...

A.
B.
C.
D.
Answer: B
39)   

Avalanche diode works in...

A.
B.
C.
D.
Answer: C
40)   

Which diode is used in camera flash sensors?

A.
B.
C.
D.
Answer: C
41)   

Diodes are identified by...

A.
B.
C.
D.
Answer: B
42)   

Which diode emits light when forward biased?

A.
B.
C.
D.
Answer: B
43)   

A clamping diode is used to...

A.
B.
C.
D.
Answer: A
44)   

The cathode of a diode is marked by...

A.
B.
C.
D.
Answer: B
45)   

Photo diodes are sensitive to...

A.
B.
C.
D.
Answer: C
46)   

Which diode is used in voltage clamping circuits?

A.
B.
C.
D.
Answer: C
47)   

A diode allows current flow only when it is...

A.
B.
C.
D.
Answer: B
48)   

Which diode is used for constant voltage output?

A.
B.
C.
D.
Answer: B
49)   

The function of a photodiode is to...

A.
B.
C.
D.
Answer: B
50)   

What is the basic function of any diode?

A.
B.
C.
D.
Answer: C