NCERT Exemplar IV — task. Science CBSE, Class 9.

PUMPA - SMART LEARNING

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

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1. A boy is whirling a stone tied with a string in an horizontal circular path. If the string breaks, the stone

will move along a straight line perpendicular to the circular path away from the boy
will move along a straight line tangential to the circular path
will move along a straight line towards the centre of the circular path
will continue to move in the circular path

2. In the relation \(F\ =\ G \times \frac{(M \times m)}{d^2}\), the quantity \(G\)

depends on the value of g at the place of observation
is used only when the earth is one of the two masses
is greatest at the surface of the earth
is universal constant of nature

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