Which of the following was India's first interplanetary mission?
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A __________ thread is actually stronger than a steel wire.
According to the Second Law of Motion, for a given force, acceleration is inversely proportional to the ____ of an object.
Atmospheric pressure is measured by __________.
Which of the following is a volatile memory of a computer?
IP address refers to
Polio is caused by
Which of the following is usually not an airpollutant?