SSC JE Electrical 2019 with solution SET-1
 Which of the following fuel has the least calorific value?

LPG
Kerosene oil
Wood
Hydrogen

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SSC JE Electrical 2019 with solution SET-1
 If an alternator is operating at unity power factor, then its terminal voltage is

Less than the induced EMF, with negative regulation
Less than the induced EMF, with positive voltage regulation
Greater than the induced EMF, with negative voltage regulation
Equal to the induced EMF, with zero voltage regulation

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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

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

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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
 The Norton’s current in the circuit shown below is

12A
2A
120A
4A

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