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 month) ⁄ (Max. possible demand × 8760)
(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 year) ⁄ (Max. possible demand)

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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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SSC JE Electrical 2019 with solution SET-1
 Lamp efficiency is measured in

Candela/watt
Lux/watt
Lumen/watt
Lumen/lux

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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

800 W
1600 W
1200 W
400 W

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