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

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

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SSC JE Electrical 2019 with solution SET-1
 _______ is the measuring unit of inductive susceptance

Mho
Tesla
Weber
Henry

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SSC JE Electrical 2019 with solution SET-1
 The average value of a sinusoidal wave is:

2 × maximum value
0.5 × maximum value
0.637 × maximum value
√2 × maximum value

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SSC JE Electrical 2019 with solution SET-1
 For a three-layer stranded wire, the number of strands in the first, second, and third layer respectively are:

1, 7 and 14
1, 5 and 10
1, 6 and 12
1, 4 and 8

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SSC JE Electrical 2019 with solution SET-1
 Two bulbs of rating 230V, 60W, and 230V, 100W are connected in parallel across supply mains, Identify the correct statement

The 60W bulb will glow brighter
The 100W bulb will glow brighter
Both will glow equally bright
Neither bulb will glow

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