An alternator has 9 slots/pole. What is the value of the pitch factor if each coil spans 8 slot pitches

SSC JE Electrical 2019 with solution SET-1
An alternator has 9 slots/pole. What is the value of the pitch factor if each coil spans 8 slot pitches

Cos 10°

Cos 30°

Cos 60°

Cos 45°

Cos 10°

Cos 30°

Cos 60°

Cos 45°

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SSC JE Electrical 2019 with solution SET-1
An electric heater is connected across 230V and it draws a current of 2A. Then the resistance offered by the heater is?

11.5 ohm

29 ohm

290 ohm

115 ohm

11.5 ohm

29 ohm

290 ohm

115 ohm

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SSC JE Electrical 2019 with solution SET-1
If admittance Y= a + jb, then a =?

Conductance

Resistance

Reactance

Susceptance

Conductance

Resistance

Reactance

Susceptance

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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?

20Ω

40Ω

30Ω

10Ω

20Ω

40Ω

30Ω

10Ω

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SSC JE Electrical 2019 with solution SET-1
Find the frequency of rotor induced EMF of a 3-phase, 440V, 50 Hz induction motor has a slip of 10%

2.5Hz

5Hz

25Hz

50Hz

2.5Hz

5Hz

25Hz

50Hz

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SSC JE Electrical 2019 with solution SET-1
The laws involved in the expression e = −dφ/dt are

Coulomb’s and Faraday’s laws

Coulomb’s and Ampere’s laws

Faraday’s and Lenz’s laws

Faraday’s and Ampere’s laws

Coulomb’s and Faraday’s laws

Coulomb’s and Ampere’s laws

Faraday’s and Lenz’s laws

Faraday’s and Ampere’s laws

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SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1 An alternator has 9 slots/pole. What is the value of the pitch factor if each coil spans 8 slot pitches

SSC JE Electrical 2019 with solution SET-1 An electric heater is connected across 230V and it draws a current of 2A. Then the resistance offered by the heater is?

SSC JE Electrical 2019 with solution SET-1 If admittance Y= a + jb, then a =?

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 frequency of rotor induced EMF of a 3-phase, 440V, 50 Hz induction motor has a slip of 10%

SSC JE Electrical 2019 with solution SET-1 The laws involved in the expression e = −dφ/dt are

SSC JE Electrical 2019 with solution SET-1
An alternator has 9 slots/pole. What is the value of the pitch factor if each coil spans 8 slot pitches

SSC JE Electrical 2019 with solution SET-1
An electric heater is connected across 230V and it draws a current of 2A. Then the resistance offered by the heater is?

SSC JE Electrical 2019 with solution SET-1
If admittance Y= a + jb, then a =?

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 frequency of rotor induced EMF of a 3-phase, 440V, 50 Hz induction motor has a slip of 10%

SSC JE Electrical 2019 with solution SET-1
The laws involved in the expression e = −dφ/dt are