Which of the following was India's first interplanetary mission?
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A bomb explodes on the moon. You will hear its sound on earth after _________
The term of office of the Vice-President of India is
Which of the following country is not a member of SAARC?
First country to impose carbon tax is ________.
Full form of PPP -
One nanometer is equal to _____________ meters.
Convex and concave mirrors are examples of?