In the two wattmeter method, the readings of the two wattmeters are 500W, 500W respectively. The load power factor in a balanced 3-phase 3-wire circuit is:

SSC JE Electrical 2019 with solution SET-1
In the two wattmeter method, the readings of the two wattmeters are 500W, 500W respectively. The load power factor in a balanced 3-phase 3-wire circuit is:

0.8

0.5

1

0.9

0.8

0.5

1

0.9

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
Find the mutual inductance between two ideally coupled coils of 2H and 8H

2 H

8 H

16 H

4 H

2 H

8 H

16 H

4 H

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
Which of the following fuel has the least calorific value?

Hydrogen

Kerosene oil

Wood

LPG

Hydrogen

Kerosene oil

Wood

LPG

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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 = (2πωT)/60

Pmech = (ωT)/60

Pmech = (2πωT)

Pmech = ωT

Pmech = (2πωT)/60

Pmech = (ωT)/60

Pmech = (2πωT)

Pmech = ωT

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
Which motor is referred to as a universal motor?

Shunt

Single-phase induction

Series

Synchronous

Shunt

Single-phase induction

Series

Synchronous

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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

Zero starting torque

Medium starting torque

Low starting torque

High starting torque

Zero starting torque

Medium starting torque

Low starting torque

High starting torque

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1 In the two wattmeter method, the readings of the two wattmeters are 500W, 500W respectively. The load power factor in a balanced 3-phase 3-wire circuit is:

SSC JE Electrical 2019 with solution SET-1 Find the mutual inductance between two ideally coupled coils of 2H and 8H

SSC JE Electrical 2019 with solution SET-1 Which of the following fuel has the least calorific value?

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 Which motor is referred to as a universal motor?

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
In the two wattmeter method, the readings of the two wattmeters are 500W, 500W respectively. The load power factor in a balanced 3-phase 3-wire circuit is:

SSC JE Electrical 2019 with solution SET-1
Find the mutual inductance between two ideally coupled coils of 2H and 8H

SSC JE Electrical 2019 with solution SET-1
Which of the following fuel has the least calorific value?

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
Which motor is referred to as a universal motor?

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