Polarizing sunglasses are useful because they are able to
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The Preventive Detention Act curtailed
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For photoelectric effect to take place, the metal used as the cathode should have_________
In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.
Hound
What is the capital of Italy?
Who is the current FIFA president?
The first woman of Indian origin who undertook a space journey
Who among the following has been awarded the ‘"Rajiv Gandhi Khel Ratna Award" for the year 2017?