Multiple choice question XXXIX — task. Science CBSE, Class 9.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1. A ball is thrown vertically upwards. The acceleration due to gravity:

is the direction opposite to the direction of its motion
is in the same direction as the direction of its motion
increases as it comes down
become zero at the higher point

2. Order of magnitude of \(G\) in S.I. unit is :

\(10^{-11}\)
\(10^{11}\)
\(10^{-7}\)
\(10^{7}\)

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