Millionaire Mode

Total Internal Reflection and Critical Angle - Class XII

Question 1 of 44

Critical angle of glass is $\theta _1$ and that of water is $\theta _2$. The critical angle for water and glass surface would be $(\mu _g=3/2, \mu _w=4/3)$

  1. less than $\theta _2$
  2. between $\theta _1$ and $\theta _2$
  3. greater than $\theta _2$
  4. less than $\theta _1$

Prize Money

15₹7 Crores
14₹1 Crore
13₹50,00,000
12₹25,00,000
11₹12,50,000
10₹6,40,000
9₹3,20,000
8₹1,60,000
7₹80,000
6₹40,000
5₹20,000
4₹10,000
3₹5,000
2₹2,000
1₹1,000