SSC JE Electrical 2019 with solution SET-1
_______is a tube that brings water to turbines

Penstock
Trash rack
Forebay
Spillway

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SSC JE Electrical 2019 with solution SET-1
 What would the total loss of the 2kVA transformer corresponding to maximum efficiency be, provided the transformer has the iron of 150 W and full-load copper loss of 250W?

400 W
500 W
300 W
100 W

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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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