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SSC JE Electrical 2019 with solution SET-2

SSC JE Electrical 2019 with solution SET-2
____comes under the category of high-frequency heating?

Resistance heating
Infrared heating
Eddy current heating
Arc heating

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SSC JE Electrical 2019 with solution SET-2
If ‘V’ is the voltage phasor and ‘I’ is the current phasor, then VI represents

Total power
Active power
Apparent power
Reactive power

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Apparent Power (S): It is defined as the product of r.m.s value of voltage (V) and current (1). It is denoted by S.
S = V/I Volt Ampere

SSC JE Electrical 2019 with solution SET-2
Which of the following decides the direction of rotation of a shaded pole motor?

Supply voltage
Frequency of supply
Shaded and unshaded portion of the pole
Stator poles

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SSC JE Electrical 2019 with solution SET-2
The residential distribution system employs_____

Three-phase, four-wire
Three-phase, three-wire
Two-phase, four-wire
Single-phase, two-wire

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SSC JE Electrical 2019 with solution SET-2
The water hammer effect is expected in a

Draft tube
Penstock
Surge tank
Turbine casing

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SSC JE Electrical 2019 with solution SET-2
The function of compensation winding in AC series motor is to

Improve commutation
Increase field flux
Reduced the armature resistance
Reduce the effects of armature reaction

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