Which of the following is the CORRECT formula for permeance?

SSC JE Electrical 2018 with solution SET-1
Which of the following is the CORRECT formula for permeance?

φ/Fm

I/H

B/H

Fm/L

φ/Fm

I/H

B/H

Fm/L

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SSC JE Electrical 2018 with solution SET-1
In a synchronous motor which loss varies with the load?

Bearing friction Loss

Windage loss

Core Loss

Copper Loss

Bearing friction Loss

Windage loss

Core Loss

Copper Loss

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SSC JE Electrical 2018 with solution SET-1
Lap winding is preferred for

High current and Low Voltage

High current and High Voltage

Low current and High Voltage

Low current and Low Voltage

High current and Low Voltage

High current and High Voltage

Low current and High Voltage

Low current and Low Voltage

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SSC JE Electrical 2018 with solution SET-1
A PMMC type voltmeter, having a full-scale reading of 250 V and an internal resistance of 400 kilo-ohms, is connected with the series resistance of 100 kilo-ohms. Calculate the sensitivity of the voltmeter (in Ohms/Volts)

20000

2400

2000

24000

20000

2400

2000

24000

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SSC JE Electrical 2018 with solution SET-1
A 40KVA transformer has a core loss of 450 W and total loss of 800 W. Find the copper loss for Maximum efficiency

300 W

350 W

450 W

800 W

300 W

350 W

450 W

800 W

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SSC JE Electrical 2018 with solution SET-1
Determine the current (in A) that flows through a 15 Ohms resistance, when the potential difference between the terminals of the resistors is 60 V

3

2

4

6

3

2

4

6

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SSC JE Electrical 2018 with solution SET-1

SSC JE Electrical 2018 with solution SET-1 Which of the following is the CORRECT formula for permeance?

SSC JE Electrical 2018 with solution SET-1 In a synchronous motor which loss varies with the load?

SSC JE Electrical 2018 with solution SET-1 Lap winding is preferred for

SSC JE Electrical 2018 with solution SET-1 A PMMC type voltmeter, having a full-scale reading of 250 V and an internal resistance of 400 kilo-ohms, is connected with the series resistance of 100 kilo-ohms. Calculate the sensitivity of the voltmeter (in Ohms/Volts)

SSC JE Electrical 2018 with solution SET-1 A 40KVA transformer has a core loss of 450 W and total loss of 800 W. Find the copper loss for Maximum efficiency

SSC JE Electrical 2018 with solution SET-1 Determine the current (in A) that flows through a 15 Ohms resistance, when the potential difference between the terminals of the resistors is 60 V

SSC JE Electrical 2018 with solution SET-1
Which of the following is the CORRECT formula for permeance?

SSC JE Electrical 2018 with solution SET-1
In a synchronous motor which loss varies with the load?

SSC JE Electrical 2018 with solution SET-1
Lap winding is preferred for

SSC JE Electrical 2018 with solution SET-1
A PMMC type voltmeter, having a full-scale reading of 250 V and an internal resistance of 400 kilo-ohms, is connected with the series resistance of 100 kilo-ohms. Calculate the sensitivity of the voltmeter (in Ohms/Volts)

SSC JE Electrical 2018 with solution SET-1
A 40KVA transformer has a core loss of 450 W and total loss of 800 W. Find the copper loss for Maximum efficiency

SSC JE Electrical 2018 with solution SET-1
Determine the current (in A) that flows through a 15 Ohms resistance, when the potential difference between the terminals of the resistors is 60 V