SSC JE Electrical 2019 with solution SET-1
In the circuit shown, find the equivalent resistance between A and B.

50 ohm
150 ohm
75 ohm
100 ohm

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SSC JE Electrical 2019 with solution SET-1
 Split-phase, capacitor, and shaded-pole single-phase motors classified as:

Un-excited synchronous motors
1-phase induction motors
A.C. series motors
Repulsion motors

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SSC JE Electrical 2019 with solution SET-1
 If dΦ is the luminous flux incident normally on an area dA, then Illuminance is given as

dΦ ⁄ dA
Φ × A
dA ⁄ dΦ
dΦ − dA

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SSC JE Electrical 2019 with solution SET-1
 Identify the INCORRECT statement with regards to synchronous motors

The armature winding is placed on the stator
The field winding is placed on the rotor
It is a constant speed motor
It is a self-starting machine

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SSC JE Electrical 2019 with solution SET-1
 Z1 and Z2 are connected in series to form a load. A wattmeter’s current coil is connected in series with the load, whereas its pressure coil is connected across Z2. The wattmeter reads

Power consumed by Z1
Power consumed by Z1 and Z2
Zero always
Power consumed by Z2

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SSC JE Electrical 2019 with solution SET-1
If the field of the synchronous motor is under excited the power factor will be:

Zero
Lagging
Unity
Leading

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