A) red
B) violet
C) green
D) yellow
Correct Answer: B
Solution :
\[{{V}_{m}}=\frac{{{V}_{a}}}{\mu }\]\[i.e.\]\[{{V}_{m}}\propto \frac{1}{\mu }\propto \lambda \] So, the colour having minimum wavelength will travel with minimum velocity.You need to login to perform this action.
You will be redirected in
3 sec