In which year did Ole Romer measure the speed of light for the first time in the history?
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Which of the following is a tsunami warning sign?
First established Indian Institute of Technology (IIT)?
Which of the following is not a renewable source of energy?
Who has been named as the first ever 'Kid of the Year' by TIME Magazine?
Select the missing number from the given responses.
Who is the author of "The Immortals of Meluha (Shiva Trilogy)"?
The Arjuna Awards given by the Government of India is for public achievement in which of the following fields?