A monochromatic light passes through a glass slab (μ = 1.5) of thickness 9 cm in time t1. If it takes a time t2 to travel the same distance through water (μ = 4 /3) . The value of (t1 - t2) is

see full answer

Talk to JEE/NEET 2025 Toppers - Learn What Actually Works!

Real Strategies. Real People. Real Success Stories - Just 1 call away

An Intiative by Sri Chaitanya

5 × 10–11 sec

5 × 10–8 sec

2.5 × 10–10 sec

5 × 10–10 sec

answer is A.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

∆t=μgdC-μwdC ; 32-439 x 10-23 x 108 =5 x 10-11 sec

Watch 3-min video & get full concept clarity