86.

87.

88.

89.

90,

91,

92.

93,

94.

95.

For both series as well as parallel circuits, which statement is true ?
(५) Voltage drops are additive ॥ Powers are additive
{C) Resistanves are additive (5) Currents are additive

Dynamometer type instruments can be used 1೧೯ :
(ಸಿ) a.c. only 18) 9 ബി
(೮) ac and de. (5) None of the above

The actuating quantity for the relays ‏عط عق‎ ;
(4) Magnitude (8) Phase angle
(C) Frequency (12) Any of the above

The unit of relative permeability is :
(ಗಿ) Henry (8) IHenry/m
{C) Henry/sq.m (0) Dimensionless

Which of the following is a ferromagnetic material ?

(A) Nickel (8) Copper (C) Aluminium (>) Tungsten

The back e.m.f of a d.c. motor depends जा :
(ಸಿ) Field flux (8) Shape of conductors
(5) Type of slip rings (12) Brush material

EMEF of cell depends on :
(^) External resistance (8) याग resistance
(C) Electrolyte (D) யால of plates inside electrolyte

In two phase system, the phase will differ by an angle of :
(^) 90° (8) 180° (८) 360" (D) 45

Thermocouple work on which of the following effects 7
(ക) Thomson effect (B) Secbeck effect
(೮) Peltier effect (D) Joule effect

For parallel operation, the generators normally preferred are :
(ക) Series generators (8) Shunt generators

C) Compound generators D) Shunt and Series generators
88 8

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