Power consumed by a balanced star connected 3-phase load is measured using the two-wattmeter method. The phase voltage and phase current in the load is 220V and 10 A respectively. What will be the difference in reading (in W) of the two wattmeters, if the power factor of the system is 0.8 Lagging?

SSC JE Electrical 2018 with solution SET-1
Power consumed by a balanced star connected 3-phase load is measured using the two-wattmeter method. The phase voltage and phase current in the load is 220V and 10 A respectively. What will be the difference in reading (in W) of the two wattmeters, if the power factor of the system is 0.8 Lagging?

3810.5

2286.3

2861.2

3048.4

3810.5

2286.3

2861.2

3048.4

ANSWER DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
The relative permeability of the diamagnetic material is

Greater than 1

Less than 1

Greater than 100

Greater than 10

Greater than 1

Less than 1

Greater than 100

Greater than 10

ANSWER DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
Determine the power (in W) dissipated by a 16 ohms resistor, when the potential difference between the ends of the resistors is 32 V

68

64

66

62

68

64

66

62

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
What will be the value of current (in A) in a 50 cm long air-core solenoid, if the value of the magnetic field at the center of the solenoid is 5 mT and the solenoid has 300 turns?

5.63

4.36

8.25

6.63

5.63

4.36

8.25

6.63

ANSWER DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
In the large machine, the flat copper strips known as

Windings

Risers

Bushes

Either of these

Windings

Risers

Bushes

Either of these

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
LED lamp have a general life expectancy of

1000 hrs

50000 hrs

5000 hrs

15000 hrs

1000 hrs

50000 hrs

5000 hrs

15000 hrs

ANSWER DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1

SSC JE Electrical 2018 with solution SET-1 The relative permeability of the diamagnetic material is

SSC JE Electrical 2018 with solution SET-1 Determine the power (in W) dissipated by a 16 ohms resistor, when the potential difference between the ends of the resistors is 32 V

SSC JE Electrical 2018 with solution SET-1 What will be the value of current (in A) in a 50 cm long air-core solenoid, if the value of the magnetic field at the center of the solenoid is 5 mT and the solenoid has 300 turns?

SSC JE Electrical 2018 with solution SET-1 In the large machine, the flat copper strips known as

SSC JE Electrical 2018 with solution SET-1 LED lamp have a general life expectancy of

SSC JE Electrical 2018 with solution SET-1
The relative permeability of the diamagnetic material is

SSC JE Electrical 2018 with solution SET-1
Determine the power (in W) dissipated by a 16 ohms resistor, when the potential difference between the ends of the resistors is 32 V

SSC JE Electrical 2018 with solution SET-1
What will be the value of current (in A) in a 50 cm long air-core solenoid, if the value of the magnetic field at the center of the solenoid is 5 mT and the solenoid has 300 turns?

SSC JE Electrical 2018 with solution SET-1
In the large machine, the flat copper strips known as

SSC JE Electrical 2018 with solution SET-1
LED lamp have a general life expectancy of