Electrostatics-Electrostatic Potential Energy (NEET (National Eligibility cum Medical Entrance Test) Physics): Questions 6 - 9 of 17

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 2142 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: 6

» Electrostatics » Electrostatic Potential Energy

MCQ▾

Question

Two charges q 1 and q 2 are placed 30 cm apart, shown in the figure. A third charge q 3 is moved along the arc of a circle of radius 40 cm from C to D. The change in the electrostatic potential energy of the system is Equation . What will be P?

Diagram 1 - Two charges q1 and q2

Diagram 1 - Two Charges q1 and q2

In figure two charges q1 and q2 are placed 30 cm apart. A third charge q3 is moved along the arc of a circle of radius 40 cm from C to D

Choices

Choice (4) Response

a.

8 q 2

b.

8 q 1

c.

6q 2

d.

6 q 1

Question number: 7

» Electrostatics » Electrostatic Potential Energy

MCQ▾

Question

When the separation between two charges is increased, the electric potential energy of the charges is,

Choices

Choice (4) Response

a.

decreases

b.

may increase or decrease

c.

Remains the same

d.

Increases

Question number: 8

» Electrostatics » Electrostatic Potential Energy

MCQ▾

Question

Three particles, each having a charge of 10µC are placed at the corners of an equilateral triangle of side 10 cm. What is the electrostatic potential energy of the system? ( Equation = 9xl0 9 Nm 2 /C 2)

Choices

Choice (4) Response

a.

Zero

b.

27 J

c.

Infinite

d.

100 J

Question number: 9

» Electrostatics » Electrostatic Potential Energy

MCQ▾

Question

Three charges of equal value q’ are placed at the vertices of an equilateral triangle. What is the net potential energy, if the side of equilateral triangle is l?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

f Page
Sign In