MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping
Menu
Shane Macguire Grade: upto college level
        The index of refraction of fused quartz is 1.472 for light of wavelength 400 nm and is 1.452 for light of wavelength 760 nm. Find the speeds of light of these wavelengths in fused quartz.
3 years ago

Answers : (1)

Deepak Patra
askIITians Faculty
474 Points
										Sol. We know that, μ base 2/ μ base 1 = v base 1/v base 2
So, 1472/1 = 3 * 10^8/v base 400 ⇒ 2.04 * 10^8 m/sec.
[because, for air, μ = 1 and v = 3 * 10^8 m/s]
Again, 1452/1 = 3 * 10^8/v base 760 ⇒ v base 760 = 2.07 * 10^8 m/sec.

										
3 years ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies
  • Complete Physics Course - Class 12
  • OFFERED PRICE: Rs. 2,756
  • View Details
  • Complete Physics Course - Class 11
  • OFFERED PRICE: Rs. 2,968
  • View Details

Ask Experts

Have any Question? Ask Experts

Post Question

 
 
Answer ‘n’ Earn
Attractive Gift
Vouchers
To Win!!! Click Here for details