If the field of the synchronous motor is under excited the power factor will be:

SSC JE Electrical 2019 with solution SET-1
If the field of the synchronous motor is under excited the power factor will be:

Zero

Lagging

Leading

Unity

Zero

Lagging

Leading

Unity

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SSC JE Electrical 2019 with solution SET-1
Hunting occurs in a/an motor

Induction

DC shunt

Synchronous

DC series

Induction

DC shunt

Synchronous

DC series

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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)/60

Pmech = (2πωT)

Pmech = (ωT)/60

Pmech = ωT

Pmech = (2πωT)/60

Pmech = (2πωT)

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SSC JE Electrical 2019 with solution SET-1
In a single-phase capacitor start-and-run motor, the minimum number of capacitors to be used in it is:

2

3

1

4

2

3

1

4

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SSC JE Electrical 2019 with solution SET-1
Identify the important feature of a DC series motor

Low starting torque

High starting torque

Medium starting torque

Zero starting torque

Low starting torque

High starting torque

Medium starting torque

Zero starting torque

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SSC JE Electrical 2019 with solution SET-1
The function of condenser in a Thermal power plant is:

Purify steam

Condense used steam into water

Condense water

Purify water

Purify steam

Condense used steam into water

Condense water

Purify water

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SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1 If the field of the synchronous motor is under excited the power factor will be:

SSC JE Electrical 2019 with solution SET-1 Hunting occurs in a/an motor

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 In a single-phase capacitor start-and-run motor, the minimum number of capacitors to be used in it is:

SSC JE Electrical 2019 with solution SET-1 Identify the important feature of a DC series motor

SSC JE Electrical 2019 with solution SET-1 The function of condenser in a Thermal power plant is:

SSC JE Electrical 2019 with solution SET-1
If the field of the synchronous motor is under excited the power factor will be:

SSC JE Electrical 2019 with solution SET-1
Hunting occurs in a/an motor

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
In a single-phase capacitor start-and-run motor, the minimum number of capacitors to be used in it is:

SSC JE Electrical 2019 with solution SET-1
Identify the important feature of a DC series motor

SSC JE Electrical 2019 with solution SET-1
The function of condenser in a Thermal power plant is: