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055/2016

Flow from a reciprocating pump will be
A) pulsating B) continuous
C) low pressure high volume D) high pressure low volume

In practice earth is chosen as a place of zero potential because
A) is non-conducting

B) keeps losing and gaining electric charge every day

C) is easily available

D) has almost constant potential

Any charge given to the battery when taken off the vehicle is called

है) benchcharge B) step charge
C) trickle charge D) floatcharge
. The most efficient form of damping employed in electrical instruments is
A) air friction B) fluid friction
C) eddy current D) none of the above

The reactance offered by a capacitor to alterating current of frequency of 50 Hz
15 10 Ohm if frequency is increased to 100 Hz the reactance becomes
0000.

A) 2.50hm B) 50hm C) 200hm D) 400hm
Power factor of high speed motor compared to a low speed motor will be
A) high B) low

C) same D) may be high or low

The normal size of circular sheet steel discs of an armature core of D.C.
generator is
ಸಿ) 0.25 ൩. B) 0.41. C) 0.5m.m. ` D) 0.6 m.m.

A 750 watts load is given to the three phase energy meter for 15 minutes and
the meter constant is 1200 revolutions/K.W.H. Calculate the number of revolutions

A) 200 B) 205 C) 215 D) 225

What is the metal used to prevent the burning of the make and brake point of
thermostat in an electric iron ?

A) silver B) copper C) brass D) bronze

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