What is the value of acceleration due to gravity at the centre of earth?
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A lemon kept in water in a glass tumbler appears to be bigger than its actual size when viewed from the sides. This is because of
When a number of resistance are connected in ___, their combined resistance is less than the smallest individual resistance.
Who elects the members of Rajya Sabha?
Which is the coldest planet?
First human who got married in space is
Which of the following is appropriate to describe a Shooting Star?