Electrostatics (NEET Physics): Questions 102 - 105 of 107

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 2098 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 550.00 or

Question number: 102

» Electrostatics » Capacitors

MCQ▾

Question

A parallel plate capacitor with plate area A and separation between the plates d, is charged by a constant current i. Consider a plane surface of area A4 parallel to the plates and drawn symetrically between the plates, What is the displacement current through this area?

Choices

Choice (4) Response

a.

i4

b.

i2

c.

2i

d.

i

Question number: 103

» Electrostatics » Capacitors

MCQ▾

Question

The charging current for a capacitor is 1 A, then the displacement current is

Choices

Choice (4) Response

a.

0

b.

2 A

c.

1 A

d.

0.5 A

Question number: 104

» Electrostatics » Capacitors

MCQ▾

Question

A parallel – plate capacitor of area A, plate separation d and capacitance C is filled with four dielectric materials having dielectric constant k1,k2,k3 and k4 as shown in the figure below. If a signal dielectric material is to be used to have the same capacitance C in this capacitor, then its dielectric constant k is given by,

A parallel plate capacitor of four dielectric materials

A Parallel Plate Capacitor of Four Dielectric Materials

In figure a parallel plate capacitor of four dielectric material is given.

Choices

Choice (4) Response

a.

1k=1k1+1k2+1k3+32k4

b.

k=23(k1+k2+k3)+2k4

c.

2k=3k1+k2+k3+1k4

d.

k=k1+k2+k3+3k4

Question number: 105

» Electrostatics » Torque on a Dipole in a Uniform Electric Field.

Appeared in Year: 2016

MCQ▾

Question

An electric dipole is placed at an angle of 30° with an electric field intensity 2×105NC . It experiences a torque equal to 4Nm . The charge on the dipole, if the dipole length is 2cm , is –

Choices

Choice (4) Response

a.

5mC

b.

7μC

c.

2mC

d.

8mC

f Page
Sign In