SSC JE Electrical 2019 with solution SET-1
 Three lamps are connected in series across a 120V supply and take a current of 1.5A. If the resistance of two of the lamps is 30Ω, what is the resistance of the third lamp?

10Ω
20Ω
40Ω
30Ω

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SSC JE Electrical 2019 with solution SET-1
 Which of the following plants experiences chain reactions?

Thermal power plant
Nuclear power plant
Hydro-electric power plant
Gas power plant

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