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:

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:

1

0.5

0.8

0.9

1

0.5

0.8

0.9

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SSC JE Electrical 2019 with solution SET-1
What would the total loss of the 2kVA transformer corresponding to maximum efficiency be, provided the transformer has the iron of 150 W and full-load copper loss of 250W?

100 W

500 W

400 W

300 W

100 W

500 W

400 W

300 W

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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:

Leading

Zero

Lagging

Unity

Leading

Zero

Lagging

Unity

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SSC JE Electrical 2019 with solution SET-1
A shaded pole motor is basically a motor

Shunt

Synchronous

Single-phase induction

Series

Shunt

Synchronous

Single-phase induction

Series

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SSC JE Electrical 2019 with solution SET-1
Reflected Light/Incident Light =

Reflection factor

Maintenance factor

Absorption factor

Waste light factor

Reflection factor

Maintenance factor

Absorption factor

Waste light factor

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SSC JE Electrical 2019 with solution SET-1
H = ____is the expression for the magnetic field due to an infinite linear current-carrying conductor

(μI ⁄ 2r) A/m

(I ⁄ 2Πr) A/m

(μI ⁄ 2Πr) A/m

(I ⁄ 2r) A/m

(μI ⁄ 2r) A/m

(I ⁄ 2Πr) A/m

(μI ⁄ 2Πr) A/m

(I ⁄ 2r) A/m

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SSC JE Electrical 2019 with solution SET-1

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:

SSC JE Electrical 2019 with solution SET-1 What would the total loss of the 2kVA transformer corresponding to maximum efficiency be, provided the transformer has the iron of 150 W and full-load copper loss of 250W?

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

SSC JE Electrical 2019 with solution SET-1 A shaded pole motor is basically a motor

SSC JE Electrical 2019 with solution SET-1 Reflected Light/Incident Light =

SSC JE Electrical 2019 with solution SET-1 H = ____is the expression for the magnetic field due to an infinite linear current-carrying conductor

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:

SSC JE Electrical 2019 with solution SET-1
What would the total loss of the 2kVA transformer corresponding to maximum efficiency be, provided the transformer has the iron of 150 W and full-load copper loss of 250W?

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

SSC JE Electrical 2019 with solution SET-1
A shaded pole motor is basically a motor

SSC JE Electrical 2019 with solution SET-1
Reflected Light/Incident Light =

SSC JE Electrical 2019 with solution SET-1
H = ____is the expression for the magnetic field due to an infinite linear current-carrying conductor