A ray of light passing through the centre of curvature of...
A ray of light passing through the centre of curvature of a concave mirror is reflected by the mirror at?
0o
45o
90o
180o
Correct answer is A
No explanation has been provided for this answer.
The nucleon and proton numbers of a neutral atom of an element are 238 and 92 respectively. Det...
If an object is placed in front of two mirrors inclined at 90o, how many images will be formed?...
The colours seen on soap bubbles are due to ...
Which of the following defects of vision is as a result of the eye ball being too long? ...
The amplitude of a wave is the ...
The image of any real object formed by a diverging lens is always ...
Which of the following statements about a progressive mechanical wave is correct? ...