Questions

An incident ray strikes a plane mirror at an angle of 20 deg with the mirror. The angle between the incident ray and reflected ray is ____.

Galvanization a process to prevent rusting involves use of ___ coating to steel or iron.

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select ‘No Error’.

Critics of television often (1)/ focus on the prevalent of (2)/ violence in today’s programmes. (3)/ No error (4)

Match the characteristics with their market structure:
(a) Expand out put until MC = MR
(b) Elasticity of demand depends on pricing policies of rivals

Thin filaments are composed of

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.
No sooner had he finished (1)/ his morning walk (2)/ when it began to rain. (3)/ No Error (4)

Which of the below options is called a laughing gas?

Which is the first metallic element in the Modern Periodic Table?