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?

40Ω
20Ω
10Ω
30Ω

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SSC JE Electrical 2019 with solution SET-1
 In a transmission line, the voltage regulation is negative whenever receiving end voltage Vs

Greater than the sending end voltage
Equal to the sending end voltage
Half of the sending end voltage
Less than the sending end voltage

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