Two coupled coils with L1 = L2 = 0.5H have a coupling coefficient of K = 0.75. The turn ratio N1 ⁄ N2 = ?

SSC JE Electrical 2019 with solution SET-1
Two coupled coils with L1 = L2 = 0.5H have a coupling coefficient of K = 0.75. The turn ratio N1 ⁄ N2 = ?

1

2

0.5

4

1

2

0.5

4

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
A shaded pole motor is basically a motor

Single-phase induction

Shunt

Synchronous

Series

Single-phase induction

Shunt

Synchronous

Series

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
Which of the following lamps has the shortest/less life span in working hours?

Sodium vapor lamp

Fluorescent lamp

Mercury vapor lamp

Incandescent lamp

Sodium vapor lamp

Fluorescent lamp

Mercury vapor lamp

Incandescent lamp

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
For a three-layer stranded wire, the number of strands in the first, second, and third layer respectively are:

1, 5 and 10

1, 6 and 12

1, 4 and 8

1, 7 and 14

1, 5 and 10

1, 6 and 12

1, 4 and 8

1, 7 and 14

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
Two bulbs of rating 230V, 60W, and 230V, 100W are connected in parallel across supply mains, Identify the correct statement

The 60W bulb will glow brighter

The 100W bulb will glow brighter

Neither bulb will glow

Both will glow equally bright

The 60W bulb will glow brighter

The 100W bulb will glow brighter

Neither bulb will glow

Both will glow equally bright

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
At f = _____R – L – C series circuit operates at unity power factor

1 ⁄ RLC

1 ⁄ LC

1/2π√LC

1/RC

1 ⁄ RLC

1 ⁄ LC

1/2π√LC

1/RC

ANSWER DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1 Two coupled coils with L1 = L2 = 0.5H have a coupling coefficient of K = 0.75. The turn ratio N1 ⁄ N2 = ?

SSC JE Electrical 2019 with solution SET-1 A shaded pole motor is basically a motor

SSC JE Electrical 2019 with solution SET-1 Which of the following lamps has the shortest/less life span in working hours?

SSC JE Electrical 2019 with solution SET-1 For a three-layer stranded wire, the number of strands in the first, second, and third layer respectively are:

SSC JE Electrical 2019 with solution SET-1 Two bulbs of rating 230V, 60W, and 230V, 100W are connected in parallel across supply mains, Identify the correct statement

SSC JE Electrical 2019 with solution SET-1 At f = _____R – L – C series circuit operates at unity power factor

SSC JE Electrical 2019 with solution SET-1
Two coupled coils with L1 = L2 = 0.5H have a coupling coefficient of K = 0.75. The turn ratio N1 ⁄ N2 = ?

SSC JE Electrical 2019 with solution SET-1
A shaded pole motor is basically a motor

SSC JE Electrical 2019 with solution SET-1
Which of the following lamps has the shortest/less life span in working hours?

SSC JE Electrical 2019 with solution SET-1
For a three-layer stranded wire, the number of strands in the first, second, and third layer respectively are:

SSC JE Electrical 2019 with solution SET-1
Two bulbs of rating 230V, 60W, and 230V, 100W are connected in parallel across supply mains, Identify the correct statement

SSC JE Electrical 2019 with solution SET-1
At f = _____R – L – C series circuit operates at unity power factor