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
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?

300 W

400 W

500 W

100 W

300 W

400 W

500 W

100 W

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

Frequency

Ambient temperature

Steinmetz co-efficient of material

The volume of a material

Frequency

Ambient temperature

Steinmetz co-efficient of material

The volume of a material

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SSC JE Electrical 2019 with solution SET-1
When the supply to the excitation fails, the synchronous generator acts like a/an

Synchronous generator

Induction generator

Induction motor

Synchronous motor

Synchronous generator

Induction generator

Induction motor

Synchronous motor

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SSC JE Electrical 2019 with solution SET-1
_____ power plant is the plant which uses a non-conventional source of energy

Nuclear

Thermal

Hydroelectric

Wind

Nuclear

Thermal

Hydroelectric

Wind

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

Shunt

Single-phase induction

Series

Synchronous

Shunt

Single-phase induction

Series

Synchronous

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SSC JE Electrical 2019 with solution SET-1
Two coupled coils with L1 = L2 = 0.5H have a coupling coefficient of K = 0.75. The turn ratio N1 ⁄ N2 = ?

2

4

0.5

1

2

4

0.5

1

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SSC JE Electrical 2019 with solution SET-1

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 Hysteresis loss is NOT a function of

SSC JE Electrical 2019 with solution SET-1 When the supply to the excitation fails, the synchronous generator acts like a/an

SSC JE Electrical 2019 with solution SET-1 _____ power plant is the plant which uses a non-conventional source of energy

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 Two coupled coils with L1 = L2 = 0.5H have a coupling coefficient of K = 0.75. The turn ratio N1 ⁄ N2 = ?

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
Hysteresis loss is NOT a function of

SSC JE Electrical 2019 with solution SET-1
When the supply to the excitation fails, the synchronous generator acts like a/an

SSC JE Electrical 2019 with solution SET-1
_____ power plant is the plant which uses a non-conventional source of energy

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
Two coupled coils with L1 = L2 = 0.5H have a coupling coefficient of K = 0.75. The turn ratio N1 ⁄ N2 = ?