When two mirrors are placed at an angle of 90º ...
When two mirrors are placed at an angle of 90º to each other, how many images will be formed when an object is placed in front of the mirrors
5
4
3
2
Correct answer is C
When two mirror are inclined at an angle θ, the number of images formed, n = \(\frac{360}{\theta}\) − 1
∴ since \(\theta\) = 90o
∴ \(\frac{360}{\theta}\) − 1
= 4 − 1
= 3
When an atom is in the ground state, it is said to be ...
Which of the following are contact forces? I. Force of tension II. Force of fiction, III. Magne...
The sharpness of the boundary of the shadow of an object is determined by the ...