Lamp efficiency is measured in

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

Lux/watt

Lumen/watt

Candela/watt

Lumen/lux

Lux/watt

Lumen/watt

Candela/watt

Lumen/lux

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SSC JE Electrical 2019 with solution SET-1
A single-phase circuit’s power factor can be measured with a/an

Energy meter alone

Combination of a voltmeter, ammeter, and wattmeter

Combination of a voltmeter and ammeter

Wattmeter alone

Energy meter alone

Combination of a voltmeter, ammeter, and wattmeter

Combination of a voltmeter and ammeter

Wattmeter alone

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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

40Ω

20Ω

30Ω

10Ω

40Ω

20Ω

30Ω

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SSC JE Electrical 2019 with solution SET-1
For a three-layer stranded wire, the number of strands in the first, second, and third layer respectively are:

1, 6 and 12

1, 5 and 10

1, 7 and 14

1, 4 and 8

1, 6 and 12

1, 5 and 10

1, 7 and 14

1, 4 and 8

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SSC JE Electrical 2019 with solution SET-1
If N = linkage flux, then the linkage flux per unit current is defined as:

Inductance

Magnetomotive force

Leakage coefficient

Inductive reactance

Inductance

Magnetomotive force

Leakage coefficient

Inductive reactance

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SSC JE Electrical 2019 with solution SET-1
In the circuit shown, the pressure coils of two wattmeters are connected to

R

Y

B

Neutral Wire

R

Y

B

Neutral Wire

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SSC JE Electrical 2019 with solution SET-1

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

SSC JE Electrical 2019 with solution SET-1 A single-phase circuit’s power factor can be measured with a/an

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?

SSC JE Electrical 2019 with solution SET-1 For a three-layer stranded wire, the number of strands in the first, second, and third layer respectively are:

SSC JE Electrical 2019 with solution SET-1 If N = linkage flux, then the linkage flux per unit current is defined as:

SSC JE Electrical 2019 with solution SET-1 In the circuit shown, the pressure coils of two wattmeters are connected to

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

SSC JE Electrical 2019 with solution SET-1
A single-phase circuit’s power factor can be measured with a/an

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?

SSC JE Electrical 2019 with solution SET-1
For a three-layer stranded wire, the number of strands in the first, second, and third layer respectively are:

SSC JE Electrical 2019 with solution SET-1
If N = linkage flux, then the linkage flux per unit current is defined as:

SSC JE Electrical 2019 with solution SET-1
In the circuit shown, the pressure coils of two wattmeters are connected to