SSC JE Electrical 2019 with solution SET-1
In the two wattmeter method, the readings of the two wattmeters are 500W, 500W respectively. The load power factor in a balanced 3-phase 3-wire circuit is:

0.9
0.5
1
0.8

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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

Φ × A
dΦ ⁄ dA
dA ⁄ dΦ
dΦ − dA

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SSC JE Electrical 2019 with solution SET-1
 The amount of AC content present in the DC output of a rectifier is given by

Form factor
Ripple factor
Peak factor
Power factor

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SSC JE Electrical 2019 with solution SET-1
 Hysteresis loss is NOT a function of

The volume of a material
Frequency
Steinmetz co-efficient of material
Ambient temperature

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