Question

d) 45°
*The speed of light in air is
a) 3 x 100 cm's (6 3 2101m's c) 3 x10km's d) 3 x10 m/s
Ann P Ram Sare 150. 132. 1.77 and 1.38 respectद स्पीड ऑफ लाइट इन एयर इज ​

Answer 1

Answer:

. air is 15, then velocity of light in glass is: (A) 2 x1010cm/sec (B) 45 x 100 cm kec (C) 3 x 100 cm/sec (D) 1 x 100 cm kec.