In Fig., name all rays with initial points as `A ,\ B\ a n d\ C` respectively. Is ray ` A B ` different from ray ` A C ` ? Is ray ` B A ` different from ray ` C A ` ? Is ray ` C P ` different from ray ` C Q ` ?

In given figure, name all rays with initial points as A, B and C respectively.

In Fig.name all rays with initial points as A,B and C respectively.Is ray AB different from ray AC ? Is ray BA different from ray CA? Is ray CP different from ray CQ?

(i) Name all the rays shown in the following figure. Whose initial points are A,B and C respectively (ii) Is ray AB different from ray AD ? (iii) Is ray CA different from ray CE ? (iv) Is ray BA different from ray CA ? (v) Is ray ED different from ray DE ?

How do cathode rays differ from anode rays?

What are cathode rays and how do they differ from positive rays ?

The figure formed by two rays with the same initial point is know as a ray (b) a line (c) an angle (d) a line segment

The frequency of X -rays, , Gamma rays and visible light wave rays are a, b and c respectively , then

The frequency of X -rays, , Gamma rays and visible light wave rays are a, b and c respectively , then