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Electromagnetic-theory Questions Set 38:

Quiz Mode

Can an antenna be considered a sensor?

True

False

None of the above

Cannot be determined

Solution:

Calculate the skin depth of a material with an attenuation constant of 2 units.

2.5

1.2

0.5

3.6

Solution:

The lines of force around charged particles are

always straight

always curved

sometimes curved

none of the above

Solution:

What type of filter does a transmission line behave as?

Attenuator

Low-pass filter

High-pass filter

None of the above

Solution:

The radius of the circular motion of a charged particle orbiting in a magnetic field is given by:

mB/qv

mv/qB

mq/vB

qv/mB

Solution:

The peak amplitude of current required in a 1 cm long Hertzian dipole to radiate 1 Watt of power at 300 MHz is?

6.73 A

2.33 A

7.83 A

5.03 A

Solution:

What substances are attracted by a permanent magnet?

All substances

Only ferrimagnetic substances

Only ferromagnetic substances

None of these

Solution:

The property of a coil by which a counter electromotive force (EMF) is induced in it when the current through the coil changes is known as

Self-inductance

Mutual inductance

Series aiding inductance

Capacitance

Solution:

Inside a hollow conducting sphere, the electric field is:

electric field is zero

electric field is a non-zero constant

electric field changes with the magnitude of the charge given to the conductor

electric field changes with distance from the center of the sphere

Solution:

A parallel plate air-filled capacitor has a plate area of 10^-4 m² and plate separation of 10^-3 m. This capacitor is connected to a 1.5 V, 5 GHz source. What is the magnitude of the displacement current Id?
Consider ϵ₀ = (1/36π) × 10^-9 F/m

46.25 mA

50.25 mA

41.66 mA

53.45 mA

Electromagnetic-theory Questions Set 38:

Can an antenna be considered a sensor?

Solution:

Calculate the skin depth of a material with an attenuation constant of 2 units.

Solution:

The lines of force around charged particles are

Solution:

What type of filter does a transmission line behave as?

Solution:

The radius of the circular motion of a charged particle orbiting in a magnetic field is given by:

Solution:

The peak amplitude of current required in a 1 cm long Hertzian dipole to radiate 1 Watt of power at 300 MHz is?

Solution:

What substances are attracted by a permanent magnet?

Solution:

The property of a coil by which a counter electromotive force (EMF) is induced in it when the current through the coil changes is known as

Solution:

Inside a hollow conducting sphere, the electric field is:

Solution:

A parallel plate air-filled capacitor has a plate area of 10^-4 m² and plate separation of 10^-3 m. This capacitor is connected to a 1.5 V, 5 GHz source. What is the magnitude of the displacement current Id?
Consider ϵ₀ = (1/36π) × 10^-9 F/m

Solution:

Related Question Sets:

Related Topics:

Electromagnetic-theory Questions Set 38:

Can an antenna be considered a sensor?

Solution:

Calculate the skin depth of a material with an attenuation constant of 2 units.

Solution:

The lines of force around charged particles are

Solution:

What type of filter does a transmission line behave as?

Solution:

The radius of the circular motion of a charged particle orbiting in a magnetic field is given by:

Solution:

The peak amplitude of current required in a 1 cm long Hertzian dipole to radiate 1 Watt of power at 300 MHz is?

Solution:

What substances are attracted by a permanent magnet?

Solution:

The property of a coil by which a counter electromotive force (EMF) is induced in it when the current through the coil changes is known as

Solution:

Inside a hollow conducting sphere, the electric field is:

Solution:

A parallel plate air-filled capacitor has a plate area of 10-4 m2 and plate separation of 10-3 m. This capacitor is connected to a 1.5 V, 5 GHz source. What is the magnitude of the displacement current Id? Consider ϵ0 = (1/36π) × 10-9 F/m

Solution:

Related Question Sets:

Related Topics:

A parallel plate air-filled capacitor has a plate area of 10^-4 m² and plate separation of 10^-3 m. This capacitor is connected to a 1.5 V, 5 GHz source. What is the magnitude of the displacement current Id?
Consider ϵ₀ = (1/36π) × 10^-9 F/m