SSC JE Electrical 2019 with solution SET-2

SSC JE Electrical 2019 with solution SET-2
In an alternator, if α = 60°, then find the pitch factor?

0

1

1/2

√3/2

0

1

1/2

√3/2

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SSC JE Electrical 2019 with solution SET-2
An ideal voltage source is one that____?

Supplies constant power

Has medium internal resistance

Has infinite internal resistance

Has zero internal resistance

Supplies constant power

Has medium internal resistance

Has infinite internal resistance

Has zero internal resistance

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SSC JE Electrical 2019 with solution SET-2
Form Factor × Peak Factor =?

Average Value Maximum Value

Maximum Value/Average Value

Maximum Value/RMS Value

RMS Value/Average Value

Average Value Maximum Value

Maximum Value/Average Value

Maximum Value/RMS Value

RMS Value/Average Value

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SSC JE Electrical 2019 with solution SET-2
A/An is used in domestic mixers?

Universal motor

Permanent magnet synchronous motor

Shaded pole motor

Induction motor

Universal motor

Permanent magnet synchronous motor

Shaded pole motor

Induction motor

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SSC JE Electrical 2019 with solution SET-2
A coil of 360 turns is linked by a flux of 200 μWb. If the flux is reversed in 0.01 second, then find the EMF induced in the coil?

144 V

7.2 V

0.72 V

14.4 V

144 V

7.2 V

0.72 V

14.4 V

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SSC JE Electrical 2019 with solution SET-2
A circuit consists of two parallel resistors, having a resistance of 20Ω and 30Ω respectively connected in series with 15Ω. If the current through the 15Ω resistor is 3A, then find the current through 20Ω and 30Ω resistors respectively?

1A, 2A

1.8A, 1.2A

2A, 1 A

1.2A, 1.8A

1A, 2A

1.8A, 1.2A

2A, 1 A

1.2A, 1.8A

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