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
1600 W
800 W
400 W

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SSC JE Electrical 2019 with solution SET-1
 In the full-wave rectifier circuit shown in the figure, the diodes that conduct when the positive half-wave of AC signal applied are

D2, D3
D3, D4
D1, D2
D4, D1

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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
Faraday’s and Ampere’s laws
Coulomb’s and Ampere’s laws
Coulomb’s and Faraday’s laws

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