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

1

4

2

0.5

1

4

2

0.5

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SSC JE Electrical 2019 with solution SET-1
Two inductors of 4H and 6H are connected in series. The equivalent inductance of this combination is

2.4 H

10 H

6 H

4 H

2.4 H

10 H

6 H

4 H

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

The volume of a material

Frequency

Steinmetz co-efficient of material

Ambient temperature

The volume of a material

Frequency

Steinmetz co-efficient of material

Ambient temperature

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SSC JE Electrical 2019 with solution SET-1
Let T be the net torque developed by the rotor runs at ω rad/s. What is the mechanical power developed?

Pmech = (ωT)/60

Pmech = ωT

Pmech = (2πωT)/60

Pmech = (2πωT)

Pmech = (ωT)/60

Pmech = ωT

Pmech = (2πωT)/60

Pmech = (2πωT)

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SSC JE Electrical 2019 with solution SET-1
If N = linkage flux, then the linkage flux per unit current is defined as:

Leakage coefficient

Magnetomotive force

Inductance

Inductive reactance

Leakage coefficient

Magnetomotive force

Inductance

Inductive reactance

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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

400 W

800 W

1200 W

1600 W

400 W

800 W

1200 W

1600 W

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SSC JE Electrical 2019 with solution SET-1

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 Two inductors of 4H and 6H are connected in series. The equivalent inductance of this combination is

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

SSC JE Electrical 2019 with solution SET-1 Let T be the net torque developed by the rotor runs at ω rad/s. What is the mechanical power developed?

SSC JE Electrical 2019 with solution SET-1 If N = linkage flux, then the linkage flux per unit current is defined as:

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

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
Two inductors of 4H and 6H are connected in series. The equivalent inductance of this combination is

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

SSC JE Electrical 2019 with solution SET-1
Let T be the net torque developed by the rotor runs at ω rad/s. What is the mechanical power developed?

SSC JE Electrical 2019 with solution SET-1
If N = linkage flux, then the linkage flux per unit current is defined as:

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