SSC JE Electrical 2019 with solution SET-1
 H = ____is the expression for the magnetic field due to an infinite linear current-carrying conductor

(I ⁄ 2Πr) A/m
(I ⁄ 2r) A/m
(μI ⁄ 2Πr) A/m
(μI ⁄ 2r) A/m

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SSC JE Electrical 2019 with solution SET-1
A three-phase induction machine, when it is operating like a motor, the range of slip is given by

0 ≤ s ≤ 1
0 > s > −1
−1 > s > −2
1 < a < 2

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

Synchronous
Single-phase induction
Shunt
Series

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