Questions

In water treatment plant, use of chloramines ensures __________

What is the net charge on Calcium fluoride?

In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The _____ of energy in India are met from both commercial and non commercial sources. The most _____ sources of energy today are coal and natural gas, hydro
electricity and nuclear power. On the other hand, firewood, cow-dung cakes and vegetable waste etc. _____ non commercial forms of energy. While non commercial
forms of energy _____ demand, coal is the _____ source of commercial energy in India.

coal is the _____ source of commercial energy in India. 

In the following question, sentence given with blank to be filled in with an appropriate word(s). Four alternatives are suggested for the question.
Choose the correct alternative out of the four and indicate it by selecting the appropriate option.

Never _______ met any girl so beautiful.

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'.

Mohan wishes (A)/ he will be (B)/ richer. (C)/ No Error (D)

In the following question, out of the four alternatives, select the word opposite in meaning to the word given.

Melody

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

The ______ of many archaic and dilatory procedures have proved to be extremely damaging to our governance and society.

What is the value of [1/(1 – tan θ)] – [1/(1 + tan θ)]?