A spectrum of sunlight is said to be impure when
...A spectrum of sunlight is said to be impure when
it is made of only three colours
it has no red colour in it
the different colours in it overlap
it does not contain white light
Correct answer is C
No explanation has been provided for this answer.
If the refractive index of crown glass is 1.51, its critical angle is?...
A sheet of white paper viewed through blue glass appears blue because ...
The force per unit charge experienced at a point in a field is the ...
A dynamo primarily combines ...
An object is said to undergo oscillatory motion when it moves ...
Which of the following statements are not true of a moving-coil milliammeter? I. It can be used t...