SSC JE Electrical 2019 with solution SET-1
 Two decimal coils A and B of 1000 turns each lies in the parallel plane such that 80% of the flux produced by one coil links with the other. If a current of 5A flowing in A produces a flux of 0.05 mWb, then the flux linking with coil B is:

0.04 mWb
0.004 mWb
0.4 mWb
4 mWb

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SSC JE Electrical 2019 with solution SET-1
Reflected Light/Incident Light =

Maintenance factor
Waste light factor
Absorption factor
Reflection factor

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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

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

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SSC JE Electrical 2019 with solution SET-1
 Which of the following voltage range is used in medium transmission lines?

20 kV to 100 kV
More than 200 kV
50 kV to 200 kV
Less than 20 kV

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SSC JE Electrical 2019 with solution SET-1
The annual load factor of a generation station is equal to

(No. of units actually supplied per year) ⁄ (Max. possible demand)
(No. of units actually supplied per year) ⁄ (Max. possible demand)
(No. of units actually supplied per year) ⁄ (Max. possible demand × 8760)
(No. of units actually supplied per month) ⁄ (Max. possible demand × 8760)

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SSC JE Electrical 2019 with solution SET-1
 If dΦ is the luminous flux incident normally on an area dA, then Illuminance is given as

dΦ − dA
Φ × A
dA ⁄ dΦ
dΦ ⁄ dA

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