Two coils have inductances L1 = 1200 mH and L2 = 800 mH. They are connected in such a way that flux in the two coils aid each other and inductance is measured to be 2500 mH, then Mutual inductance between the coils is ___________ mH.

Electromagnetic Field Theory
Two coils have inductances L1 = 1200 mH and L2 = 800 mH. They are connected in such a way that flux in the two coils aid each other and inductance is measured to be 2500 mH, then Mutual inductance between the coils is ___________ mH.

145.

225.

250.

150.

145.

225.

250.

150.

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Electromagnetic Field Theory
Find the length of a conductor which is moving with a velocity 0.4m/s in a magnetic field of 8T, inducing an emf of 20V.

0.6m.

6.25m.

0.5m.

5.25m.

0.6m.

6.25m.

0.5m.

5.25m.

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Electromagnetic Field Theory
The wave in wave guide has

Larger wavelength than in the free space

Larger frequency than in the free space

Diminishing wavelength than in the free space

Group velocity inversely proportional to wavelength

Larger wavelength than in the free space

Larger frequency than in the free space

Diminishing wavelength than in the free space

Group velocity inversely proportional to wavelength

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Electromagnetic Field Theory
A magnetic circuit requires 800 AT to produce a certain quantity of flux in a magnetic circuit. If its excitation coil has 100 turns and 5 Ohm resistance, the voltage to be applied in exciting coil is

60 V.

80 V.

8 V.

40 V.

60 V.

80 V.

8 V.

40 V.

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Electromagnetic Field Theory
Unit of electric flux density is

coulomb.

weber / meter2.

farad / meter.

coulomb / meter2.

coulomb.

weber / meter2.

farad / meter.

coulomb / meter2.

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Electromagnetic Field Theory
A magnetic field B = 5 × 10-2 uz T exerts a force on 0.02 m conductor along the x-axis. The conductor carried a current of 5 mA in the – ux direction. What force must be applied to the conductor to hold it in position

5 × 10-5 uz N.

- 5 × 10-5 uy N.

5 × 10-5 uy N.

5 × 10-5 ux N.

5 × 10-5 uz N.

- 5 × 10-5 uy N.

5 × 10-5 uy N.

5 × 10-5 ux N.

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Electromagnetic Field Theory

Electromagnetic Field Theory Two coils have inductances L1 = 1200 mH and L2 = 800 mH. They are connected in such a way that flux in the two coils aid each other and inductance is measured to be 2500 mH, then Mutual inductance between the coils is ___________ mH.

Electromagnetic Field Theory Find the length of a conductor which is moving with a velocity 0.4m/s in a magnetic field of 8T, inducing an emf of 20V.

Electromagnetic Field Theory The wave in wave guide has

Electromagnetic Field Theory A magnetic circuit requires 800 AT to produce a certain quantity of flux in a magnetic circuit. If its excitation coil has 100 turns and 5 Ohm resistance, the voltage to be applied in exciting coil is

Electromagnetic Field Theory Unit of electric flux density is

Electromagnetic Field Theory A magnetic field B = 5 × 10-2 uz T exerts a force on 0.02 m conductor along the x-axis. The conductor carried a current of 5 mA in the – ux direction. What force must be applied to the conductor to hold it in position

Electromagnetic Field Theory
Two coils have inductances L1 = 1200 mH and L2 = 800 mH. They are connected in such a way that flux in the two coils aid each other and inductance is measured to be 2500 mH, then Mutual inductance between the coils is ___________ mH.

Electromagnetic Field Theory
Find the length of a conductor which is moving with a velocity 0.4m/s in a magnetic field of 8T, inducing an emf of 20V.

Electromagnetic Field Theory
The wave in wave guide has

Electromagnetic Field Theory
A magnetic circuit requires 800 AT to produce a certain quantity of flux in a magnetic circuit. If its excitation coil has 100 turns and 5 Ohm resistance, the voltage to be applied in exciting coil is

Electromagnetic Field Theory
Unit of electric flux density is

Electromagnetic Field Theory
A magnetic field B = 5 × 10-2 uz T exerts a force on 0.02 m conductor along the x-axis. The conductor carried a current of 5 mA in the – ux direction. What force must be applied to the conductor to hold it in position