Properties of Matter — Physics STD 11 — Question

The equation of a transverse wave is given by y = 10 sin{π(0.01x – 2t)} where y and x are in cm and t is in seconds. Its frequency is …….

To get the best possible true value of the quantity has to be taken.

The acceleration of a body due to the attraction of the Earth (radius R) at a distance 2R from the surface of the Earth is …….

In pure rolling, the velocity of the point of the rolling object which comes in contact with the surface is –

In a two particle system, one particle lies at origin another one lies at a distance of X. Then the position of center of mass of these particles of equal mass is –

The uncertainty contained in any measurement is ……

If the lines of forces act in the same plane, they can be –

One Angstrom is ………

The shift in the position of an object when viewed with two eyes, keeping one eye closed at a time is known as …