Which of the following pairs of light rays show the wides...
Which of the following pairs of light rays show the widest separation in the spectrum of white light
Blue and red
Green and yellow
Indigo and violet
Orange and red
Correct answer is A
From the above diagram the widest separation is given by Blue and red
The energy of a photo having a wavelength of 10-10m is (h= 6.63 x 10 -34Js, c =3.0 x 10 8ms-1)...
Which of the following reactions represents nuclear fusion? ...
The time rate of change of momentum is ...
When impurities are added to semi-conductors, the conductivity of the semi-conductor ...