Tag Archives: conceptual

Class 12 CBSE conceptual questions for board exams

This post contains conceptual questions for class 12 board exams although anyone can solve them if interested.
Try to solve these questions on your own in my net post I’ll publish 3 marks and 5 marks sample questions.

Question 1. W cm apart on a hat is the amount of work done in moving 100 nC charge between two points 5 cm apart on an equipotential surface?

Top Conceptual Questions for Rotational Mechanics

1) If the total external force acting on a rigid body is zero, then
(a) only linear momentum remains constant
(b) only angular momentum remains constant
(c) both linear momentum and angular momentum remains constant
(d) neither linear momentum nor angular momentum remain constant

2) A ball of mass M is tied to a string of length L is whirled round in a horizontal plane in a circle of radius R. The speed of the stone is increased beyond the maximum permissible value and the string breaks suddenly; then
(a) the stone will jerk radially outwards