If two impedances are given as Z1 = 20∠60° and Z2 = 5∠30°, then Z1/Z2 = ?

SSC JE Electrical 2019 with solution SET-2
If two impedances are given as Z1 = 20∠60° and Z2 = 5∠30°, then Z1/Z2 = ?

4∠30°

5∠30°

100∠30°

100∠120°

4∠30°

5∠30°

100∠30°

100∠120°

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SSC JE Electrical 2019 with solution SET-2
Which of the following is NOT an expression to find self-inductance?

N2μoμrA/I

Nφ

Nφ/I

N2/S

N2μoμrA/I

Nφ

Nφ/I

N2/S

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SSC JE Electrical 2019 with solution SET-2
Which of the following instruments has a uniform scale?

Electrodynamic type

Dynamometer type

PMMC type

Moving iron type

Electrodynamic type

Dynamometer type

PMMC type

Moving iron type

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SSC JE Electrical 2019 with solution SET-2
If the AC voltage and current are given by the following expressions?
v = 200sin (314t — 60°)
i = 50sin (720t), then what is the phase relation between them?

Voltage leads current by 60°

Voltage lags current by 60°

Can’t be determined

Voltage and current are in phase

Voltage leads current by 60°

Voltage lags current by 60°

Can’t be determined

Voltage and current are in phase

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SSC JE Electrical 2019 with solution SET-2
Which of the following is an important feature of a 3-phase synchronous motor?

No starting torque

Low starting current

High starting torque

Low starting torque

No starting torque

Low starting current

High starting torque

Low starting torque

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SSC JE Electrical 2019 with solution SET-2
The maximum number of socket outlets allowed per power sub-circuit = ?

2

1

4

3

2

1

4

3

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SSC JE Electrical 2019 with solution SET-2

SSC JE Electrical 2019 with solution SET-2 If two impedances are given as Z1 = 20∠60° and Z2 = 5∠30°, then Z1/Z2 = ?

SSC JE Electrical 2019 with solution SET-2 Which of the following is NOT an expression to find self-inductance?

SSC JE Electrical 2019 with solution SET-2 Which of the following instruments has a uniform scale?

SSC JE Electrical 2019 with solution SET-2 If the AC voltage and current are given by the following expressions?v = 200sin (314t — 60°)i = 50sin (720t), then what is the phase relation between them?

SSC JE Electrical 2019 with solution SET-2 Which of the following is an important feature of a 3-phase synchronous motor?

SSC JE Electrical 2019 with solution SET-2 The maximum number of socket outlets allowed per power sub-circuit = ?

SSC JE Electrical 2019 with solution SET-2
If two impedances are given as Z1 = 20∠60° and Z2 = 5∠30°, then Z1/Z2 = ?

SSC JE Electrical 2019 with solution SET-2
Which of the following is NOT an expression to find self-inductance?

SSC JE Electrical 2019 with solution SET-2
Which of the following instruments has a uniform scale?

SSC JE Electrical 2019 with solution SET-2
If the AC voltage and current are given by the following expressions?
v = 200sin (314t — 60°)
i = 50sin (720t), then what is the phase relation between them?

SSC JE Electrical 2019 with solution SET-2
Which of the following is an important feature of a 3-phase synchronous motor?

SSC JE Electrical 2019 with solution SET-2
The maximum number of socket outlets allowed per power sub-circuit = ?