Which of the following is NOT an expression to find self-inductance?

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

N2μoμrA/I

Nφ/I

N2/S

Nφ

N2μoμrA/I

Nφ/I

N2/S

Nφ

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SSC JE Electrical 2019 with solution SET-2
The torque angle of a 3-phase synchronous motor depends on its _____

Supply voltage

Load

Excitation

Speed

Supply voltage

Load

Excitation

Speed

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SSC JE Electrical 2019 with solution SET-2
If the number of poles in an 11 KV transmission line is 80, then how many disc insulators are required?

6

160

240

80

6

160

240

80

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SSC JE Electrical 2019 with solution SET-2
The flux while crossing air gap tends to bulge outwards, thereby increasing the effective area of the gap, this effect is known as

Fringing effect

Hopkinson’s effect

Stroboscopic effect

Hall effect

Fringing effect

Hopkinson’s effect

Stroboscopic effect

Hall effect

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SSC JE Electrical 2019 with solution SET-2
The names of the four materials have been given, select the one which has the least resistivity at 20°C?

Glass

Nichrome

Silver

Iron

Glass

Nichrome

Silver

Iron

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SSC JE Electrical 2019 with solution SET-2
The combined inductance of two coils connected in a series is 0.6H and 0.1H, depending on the relative directions of the currents to the coils. If one of the coils when isolated has a self-inductance of 0.2 H, then calculate the natural inductance?

0.125 H

0.15 H

0.015 H

1.5 H

0.125 H

0.15 H

0.015 H

1.5 H

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SSC JE Electrical 2019 with solution SET-2

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 The torque angle of a 3-phase synchronous motor depends on its _____

SSC JE Electrical 2019 with solution SET-2 If the number of poles in an 11 KV transmission line is 80, then how many disc insulators are required?

SSC JE Electrical 2019 with solution SET-2 The flux while crossing air gap tends to bulge outwards, thereby increasing the effective area of the gap, this effect is known as

SSC JE Electrical 2019 with solution SET-2 The names of the four materials have been given, select the one which has the least resistivity at 20°C?

SSC JE Electrical 2019 with solution SET-2 The combined inductance of two coils connected in a series is 0.6H and 0.1H, depending on the relative directions of the currents to the coils. If one of the coils when isolated has a self-inductance of 0.2 H, then calculate the natural inductance?

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
The torque angle of a 3-phase synchronous motor depends on its _____

SSC JE Electrical 2019 with solution SET-2
If the number of poles in an 11 KV transmission line is 80, then how many disc insulators are required?

SSC JE Electrical 2019 with solution SET-2
The flux while crossing air gap tends to bulge outwards, thereby increasing the effective area of the gap, this effect is known as

SSC JE Electrical 2019 with solution SET-2
The names of the four materials have been given, select the one which has the least resistivity at 20°C?

SSC JE Electrical 2019 with solution SET-2
The combined inductance of two coils connected in a series is 0.6H and 0.1H, depending on the relative directions of the currents to the coils. If one of the coils when isolated has a self-inductance of 0.2 H, then calculate the natural inductance?