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Simple harmonic motion is defined as a form of periodic motion in which a point or body oscillates in such a way that the acceleration of the point or body is directly proportional to its displacement fro...
From definition of pressure have P=F/A (in reality for a ball we are talking about infinitesimal areas, but the general definition is sufficient at this level). Assume that the area of the surface under c...
Any question in physics will boil down to a simple conservation law, even at the relatively difficult A level exams.
Basically, in order to successfully solve this question, you need to identify 3 ...
When one is faced with a problem requiring derivation of an equation, they might be asked to use dimensional analysis. This is a concept that involves analyzing the units of known ...
Using Weight = mass*gravitational strength
Using: Mass = density * volume
Using Volume = (4/3)pir3
Radius = 2.5cm = 0.025m
Volume = (4/3)pi0.025SHAnswered by Sameh H. • Physics tutor11969 Views
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