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

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1. Pressure varies with force as:

\(F\)
\(\frac{1}{F}\)
\(F^2\)
\(\frac{1}{F^2}\)

2. Pressure exerted by a sharp needle on a surface is:

more than the pressure exerted by blunt needle
less than the pressure exerted by a blunt needle
equal to the pressure exerted by a blunt needle
none of these

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