Find the net capacitance of the combination in which ten capacitors of 10 μF are connected in parallel

SSC JE Electrical 2019 with solution SET-1
Find the net capacitance of the combination in which ten capacitors of 10 μF are connected in parallel

1 μF

50 μF

100 μF

0.1 μF

1 μF

50 μF

100 μF

0.1 μF

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SSC JE Electrical 2019 with solution SET-1
In an AC network, the load connected is (10 + j10). The phase relation between the voltage applied and the current through the load is:

Voltage lags current by 45°

Voltage leads current by 45°

Voltage lags current by 30°

Voltage and current are in phase with each other

Voltage lags current by 45°

Voltage leads current by 45°

Voltage lags current by 30°

Voltage and current are in phase with each other

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SSC JE Electrical 2019 with solution SET-1
Which of the following should be used under no-load conditions?

Circuit breaker

Air-break switch

Rewireable fuse

Isolator

Circuit breaker

Air-break switch

Rewireable fuse

Isolator

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SSC JE Electrical 2019 with solution SET-1
______starting method CANNOT be used for starting a 3-phase squirrel cage induction motor

Star-delta

Direct-on-line

Auto-transformer

Rotor-resistance

Star-delta

Direct-on-line

Auto-transformer

Rotor-resistance

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SSC JE Electrical 2019 with solution SET-1
______ Opposes the change in circuit voltage

Inductance

Resistance

Capacitance

Inductive reactance

Inductance

Resistance

Capacitance

Inductive reactance

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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?

40Ω

10Ω

30Ω

20Ω

40Ω

10Ω

30Ω

20Ω

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SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1 Find the net capacitance of the combination in which ten capacitors of 10 μF are connected in parallel

SSC JE Electrical 2019 with solution SET-1 In an AC network, the load connected is (10 + j10). The phase relation between the voltage applied and the current through the load is:

SSC JE Electrical 2019 with solution SET-1 Which of the following should be used under no-load conditions?

SSC JE Electrical 2019 with solution SET-1 ______starting method CANNOT be used for starting a 3-phase squirrel cage induction motor

SSC JE Electrical 2019 with solution SET-1 ______ Opposes the change in circuit voltage

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
Find the net capacitance of the combination in which ten capacitors of 10 μF are connected in parallel

SSC JE Electrical 2019 with solution SET-1
In an AC network, the load connected is (10 + j10). The phase relation between the voltage applied and the current through the load is:

SSC JE Electrical 2019 with solution SET-1
Which of the following should be used under no-load conditions?

SSC JE Electrical 2019 with solution SET-1
______starting method CANNOT be used for starting a 3-phase squirrel cage induction motor

SSC JE Electrical 2019 with solution SET-1
______ Opposes the change in circuit voltage

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?