Science, asked by krishty46, 5 months ago

please tell me the answers of both questions(9th and 10th )
please tell me the right answer .i have to write on my paper shee

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Answered by raniguriya1991

44

Answer:

please tell is it solution it what in question 9

Answered by vagdevigaar

2

Answer:

9) III.) Their particle size is less than 100nm.

10) Power = work done/ by time = mgh/t

》P = 50 × 9.8 × 10/20

》P = 245J/sec or watts

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