Explore topic-wise MCQs in Physics.

This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Physics knowledge and support exam preparation. Choose a topic below to get started.

1.

Four charges are kept at the corner points of a square. The net force on a charge kept at the center of the square is _________

A. Along diagonal
B. Zero
C. Along one side
D. Depends on the nature of the charges
Answer» E.
2.

Coulomb force is a central force.

A. True
B. False
Answer» B. False
3.

A 1C charge is placed at the origin. Other infinite numbers of unit charges are placed at 2, 4, 8, 16, .(up to infinite) distances from the origin in a straight line. What will be the total force acting on the 1st charge?

A. 9*10<sup>9</sup> N
B. 18*10<sup>9</sup> N
C. Infinite
D. 1 N
Answer» B. 18*10<sup>9</sup> N
4.

Three equal positive charges are kept at the corners of an equilateral triangle. What will be the vector sum of the forces acting on the particles?

A. Directed towards the center
B. Directed radially outside
C. Acts along one of the sides of the triangle
D. Zero
Answer» E.