Challenger App

No.1 PSC Learning App

★
★
★
★
★
1M+ Downloads
The angle between two plain mirrors of an optical square is

A30°

B60°

C45°

D90°

Answer:

C. 45°


Related Questions:

Icons in the desktop cannot be arranged in the order of
For both series as well as parallel circuits, which statement is true ?
What is used to find out the amount of residual chlorine in water?
The voluntary blocking of distressing thoughts or feelings from one's awareness is :
Choose the correct reported form. "Why did you leave the manuscript on the table ?" she asked him.