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9. GRAVITATION
easy
एक कागज की शीट, उसी प्रकार की शीट को मरोड़ कर बनाई गई गेंद् से धीमी क्यों गिरती है ?
Option A
Option B
Option C
Option D
Solution
When a sheet of paper is crumbled into a ball, then its density increases. Hence, resistance to its motion through the air decreases and it falls faster than the sheet of paper.
Standard 9
Science