SSC JE Electrical 2019 with solution SET-1
In the circuit shown, find the equivalent resistance between A and B.

75 ohm
150 ohm
100 ohm
50 ohm

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SSC JE Electrical 2019 with solution SET-1
 Which of the following is the correct relation regarding coupled coils?

M > (L1L2)0.5
M = (L1 + L2)/2
M = (L1 − L2)/2
M ≤ (L1L2)0.5

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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

1600 W
1200 W
400 W
800 W

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SSC JE Electrical 2019 with solution SET-1
 In electric traction, the coefficient of adhesion is represented by

λ
μ
γ
Φ

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