Mention the relative positions of X-Rays and `gamma`-Rays in the EM wave spectrum and give examples of their usage.

Give one example of transverse wave.

in what respects radio waves and gamma rays are different ?

Give one example of longtitudinal wave.

A player throws a bail upwards with an initial speed of 29.4 m s^-1 . Choose the x = 0 m and t = 0 s to be the location and time of the bail at its highest point, vertically downward direction to be the positive direction of x-axis, and give the signs of position, velocity and acceleration of the ball during its upward, and downward motion.

Give a brief of electromagnetic wave. Write two examples of it.

Define / give meaning of the following Ray