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 60°

Cos 30°

Cos 10°

Cos 45°

Cos 60°

Cos 30°

Cos 10°

Cos 45°

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SSC JE Electrical 2019 with solution SET-1
Let T be the net torque developed by the rotor runs at ω rad/s. What is the mechanical power developed?

Pmech = (ωT)/60

Pmech = ωT

Pmech = (2πωT)

Pmech = (2πωT)/60

Pmech = (ωT)/60

Pmech = ωT

Pmech = (2πωT)

Pmech = (2πωT)/60

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

Lumen/lux

Candela/watt

Lux/watt

Lumen/watt

Lumen/lux

Candela/watt

Lux/watt

Lumen/watt

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SSC JE Electrical 2019 with solution SET-1
H = ____is the expression for the magnetic field due to an infinite linear current-carrying conductor

(I ⁄ 2r) A/m

(I ⁄ 2Πr) A/m

(μI ⁄ 2Πr) A/m

(μI ⁄ 2r) A/m

(I ⁄ 2r) A/m

(I ⁄ 2Πr) A/m

(μI ⁄ 2Πr) A/m

(μI ⁄ 2r) A/m

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SSC JE Electrical 2019 with solution SET-1
Two inductors of 4H and 6H are connected in series. The equivalent inductance of this combination is

6 H

2.4 H

10 H

4 H

6 H

2.4 H

10 H

4 H

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SSC JE Electrical 2019 with solution SET-1
The Norton’s current in the circuit shown below is

12A

4A

2A

120A

12A

4A

2A

120A

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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 Let T be the net torque developed by the rotor runs at ω rad/s. What is the mechanical power developed?

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

SSC JE Electrical 2019 with solution SET-1 H = ____is the expression for the magnetic field due to an infinite linear current-carrying conductor

SSC JE Electrical 2019 with solution SET-1 Two inductors of 4H and 6H are connected in series. The equivalent inductance of this combination is

SSC JE Electrical 2019 with solution SET-1 The Norton’s current in the circuit shown below is

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
Let T be the net torque developed by the rotor runs at ω rad/s. What is the mechanical power developed?

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

SSC JE Electrical 2019 with solution SET-1
H = ____is the expression for the magnetic field due to an infinite linear current-carrying conductor

SSC JE Electrical 2019 with solution SET-1
Two inductors of 4H and 6H are connected in series. The equivalent inductance of this combination is

SSC JE Electrical 2019 with solution SET-1
The Norton’s current in the circuit shown below is