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:

0.5

1

0.8

0.9

0.5

1

0.8

0.9

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SSC JE Electrical 2019 with solution SET-1
When the only current source is active in the circuit, find the current through the 10Ω resistor

0.66 A

1.33 A

1.66 A

0 A

0.66 A

1.33 A

1.66 A

0 A

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SSC JE Electrical 2019 with solution SET-1
Which motor is referred to as a universal 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
If the field of the synchronous motor is under excited the power factor will be:

Unity

Zero

Leading

Lagging

Unity

Zero

Leading

Lagging

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SSC JE Electrical 2019 with solution SET-1
Find H = _____ A/m at the center of a circular coil of diameter 1 m and carrying a current of 2A

1 A/m

8 A/m

4 A/m

2 A/m

1 A/m

8 A/m

4 A/m

2 A/m

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SSC JE Electrical 2019 with solution SET-1
The power factor of an A.C. circuit is equal to

R/XC

R/XL

Z/R

R/Z

R/XC

R/XL

Z/R

R/Z

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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 When the only current source is active in the circuit, find the current through the 10Ω resistor

SSC JE Electrical 2019 with solution SET-1 Which motor is referred to as a universal motor?

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 Find H = _____ A/m at the center of a circular coil of diameter 1 m and carrying a current of 2A

SSC JE Electrical 2019 with solution SET-1 The power factor of an A.C. circuit is equal to

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
When the only current source is active in the circuit, find the current through the 10Ω resistor

SSC JE Electrical 2019 with solution SET-1
Which motor is referred to as a universal motor?

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
Find H = _____ A/m at the center of a circular coil of diameter 1 m and carrying a current of 2A

SSC JE Electrical 2019 with solution SET-1
The power factor of an A.C. circuit is equal to