Motion in a Straight Line — Physics STD 11 Science — Question

Fundamental forces that obey inverse square law are ______ and ______.

Optical fibres works on the Principle of _______.

"In the absence of external force, an object cannot automatically change its state of rest or state of linear motion." This statement is said to be from....................Galileo.

Torque, angular velocity, angular momentum are vector quantities whose directions are determined by ................ screw rule.

The maximum speed of a car on a sloping road is more than the maximum possible speed of a car....................on a flat road.

Potential energy of atoms when a solid is pressed. ____________

The rate of change of angular momentum of a particle is equal to ............. the force acting on if .

The amplitude A =  ____________ of a resultant wave for deconstructive interference.

According to Albert Einstein, energy and mass are equivalent quantities. That means E =...............

When a gun is fired, the force with which the bullet moves forward the same amount for force act on....................and in....................direction.