MCQ - TNPSC JTO
JTO - 542 - Mechanic Electric Vehicle
542 - Unit III Electrical Circuits and Test their Parameters
33)
Right-hand rule is used for:
A.
B.
C.
D.
34)
Unit of magnetic field strength is:
A.
B.
C.
D.
35)
Magnetism disappears when:
A.
B.
C.
D.
36)
Heating effect of current is used in:
A.
B.
C.
D.
37)
The magnetic effect is strongest at:
A.
B.
C.
D.
38)
Current carrying wire produces:
A.
B.
C.
D.
39)
Heating effect of current depends on:
A.
B.
C.
D.
40)
Electromagnetic induction is the principle of:
A.
B.
C.
D.
41)
Circuit breakers are used in place of:
A.
B.
C.
D.
42)
Fuses are rated in:
A.
B.
C.
D.
43)
If fuse blows repeatedly, it means:
A.
B.
C.
D.
44)
The color code for neutral wire in India is:
A.
B.
C.
D.
45)
What causes short circuit?
A.
B.
C.
D.
46)
Main purpose of grounding is:
A.
B.
C.
D.
47)
High resistance in a circuit will result in:
A.
B.
C.
D.
48)
Short circuits cause:
A.
B.
C.
D.