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Simple harmonic motion is defined as a motion where the acceleration of the particle is proportional to but in the opposite direction to the displacement...
The equation is shown below as found in the IB Physcis Data Booklet.
GPE = -GMm / r
Where GPE is gravitational potential energy, G is the gravitational constant, M and m are the mas...
We know that the number of undecayed nuclei, N, is given by N=N0e-lambda t. From this, by setting N=N0/2 we know at this point that t= T0.5 (the half life) and ...
(need a diagram showing situation). You know that the frequency emitted by the source is given by the velocity of the emitted source divided by the wavelength (f_s = v / wavelength). It is also known that...
The first and most important step is to highlight all the important information that is given in the question. Sometimes, it is very easy to miss out key numbers that you might require to get to the final...
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