SSC JE Electrical 2019 with solution SET-1

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

Frequency

Ambient temperature

The volume of a material

Steinmetz co-efficient of material

Frequency

Ambient temperature

The volume of a material

Steinmetz co-efficient of material

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SSC JE Electrical 2019 with solution SET-1
If the copper loss of a transformer at half full load is 400 W, then the copper loss corresponding to full load is

1200 W

400 W

800 W

1600 W

1200 W

400 W

800 W

1600 W

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SSC JE Electrical 2019 with solution SET-1
The laws involved in the expression e = −dφ/dt are

Faraday’s and Lenz’s laws

Coulomb’s and Ampere’s laws

Coulomb’s and Faraday’s laws

Faraday’s and Ampere’s laws

Faraday’s and Lenz’s laws

Coulomb’s and Ampere’s laws

Coulomb’s and Faraday’s laws

Faraday’s and Ampere’s laws

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SSC JE Electrical 2019 with solution SET-1
P = ρQHg is the water power equation. Head ‘H’ is measured in meter ‘g’ gravity constant is measured in meter/second square, then the measuring unit of ‘Q’, the flow rate of water is:

Square meter per second

Cubic meter per second

Meter per hour

Meter per second

Square meter per second

Cubic meter per second

Meter per hour

Meter per second

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SSC JE Electrical 2019 with solution SET-1
A magnetic circuit is applied with a current that changes at a rate of 5 A/sec. The circuit has an inductance of 2H, then the self-induced EMF is

−4 V

−2.5 V

−10 V

0.4 V

−4 V

−2.5 V

−10 V

0.4 V

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SSC JE Electrical 2019 with solution SET-1
Please check out below figure.

5 Ω

2 Ω

1 Ω

10 Ω

5 Ω

2 Ω

1 Ω

10 Ω

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