A:-Paramagnetic
B:-Diamagnetic
C:-Ferro magnetic
D:-Pure magnet
Correct Answer:- Option-C
2:-What material is used for making armature core?
A:-Silicon steel
Correct Answer:- Option-C
2:-What material is used for making armature core?
A:-Silicon steel
B:-Aluminium
C:-Copper
D:-Mild steel
Correct Answer:- Option-A
3:-The speed of a universal motor .
A:-Remains constant to the applied load
B:-Is directly proportional to the applied load
C:-Is inversely proportional to the applied load
D:-Mild steel
Correct Answer:- Option-A
3:-The speed of a universal motor .
A:-Remains constant to the applied load
B:-Is directly proportional to the applied load
C:-Is inversely proportional to the applied load
D:-Becomes zero when load is applied
Correct Answer:- Option-C
4:-The basic unit of inductance is .
A:-Farad
Correct Answer:- Option-C
4:-The basic unit of inductance is .
A:-Farad
B:-Webber
C:-Henry
D:-Hertz
Correct Answer:- Option-C
5:-Inductive reactance of a coil is directly proportional to the .
A:-Alternating current following through it
Correct Answer:- Option-C
5:-Inductive reactance of a coil is directly proportional to the .
A:-Alternating current following through it
B:-Induced emf in it
C:-Frequency of AC flowing through it
D:-All the parameters mentioned at A, B and C
C:-Frequency of AC flowing through it
D:-All the parameters mentioned at A, B and C
Correct Answer:- Option-D
6:-Two capacitors C1 = 1 nf and C2 = 10 nf, are connected in series and applied to the battery voltage V = 11 V. What are the voltages across the capacitors?
A:-VC1 = 5.5 V; VC2 = 5.5 V
6:-Two capacitors C1 = 1 nf and C2 = 10 nf, are connected in series and applied to the battery voltage V = 11 V. What are the voltages across the capacitors?
A:-VC1 = 5.5 V; VC2 = 5.5 V
B:-VC1 = 10 V; VC2 = 1 V
C:-VC1 = 1 V; VC2 = 10 V
D:-VC1 = 0 V; VC2 = 11 V
Correct Answer:- Option-B
7:-Mutual induction is obtained by placing two current carrying coils .
A:-Side by side close to each other
Correct Answer:- Option-B
7:-Mutual induction is obtained by placing two current carrying coils .
A:-Side by side close to each other
B:-Perpendicular to each other
C:-Far away from each other
C:-Far away from each other
D:-Both (1) and (2) above
Correct Answer:- Option-A
8:-The fundamental unit of measurement of resistance is .
A:-Ohm
B:-Milli ohm
8:-The fundamental unit of measurement of resistance is .
A:-Ohm
B:-Milli ohm
C:-Kilo ohm
D:-Mega ohm
Correct Answer:- Option-A
9:-For measuring unknown resistance, initially choose .
A:-The highest ohms range
Correct Answer:- Option-A
9:-For measuring unknown resistance, initially choose .
A:-The highest ohms range
B:-The lowest ohms range
C:-Any ohms range
D:-R × 10 ohms range
D:-R × 10 ohms range
Correct Answer:- Option-A
10:-When three resistors R1, R2 and R3 are connected in series, the total resistance `"R_T" =`
10:-When three resistors R1, R2 and R3 are connected in series, the total resistance `"R_T" =`
A:-R1 + R2 + R3
B:-R1 × R2 × R3
C:-1/R1 + 1/R2 + 1/R3
B:-R1 × R2 × R3
C:-1/R1 + 1/R2 + 1/R3
D:-1/R1 × 1/R2 × 1/R3
Correct Answer:- Option-A
Correct Answer:- Option-A
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