Which of the following pairs of rays shows the widest separation in the spectrum of white light?

Similar Questions

An elastic string of force constant 200N m-1 is stretched through 0.8m within its elastic limit. Cal...

Local actions is normally prevented in a simple electric cell by ...

Which of the following statements about magnetic lines of force is not correct? They ...

The temperature of an object is raised by 120°C. The resulting increase in its absolute temperat...

Tyres are treaded to? ...

If a source of sound is moving, a stationary listener will hear a sound of different frequency. This...

A charge of one coulomb liberates 0.0033g of copper in an electrolytic process. How long will it tak...

Which of the following statements are true in the structure of atoms? ...

An engine raises 1000kg of water through a height of 60m in 20s. What is the power of the engine? (T...

An image which cannot be formed on a screen is said to be ...