Oscillations & Waves

Topic overview

SHM energy and period, wave equations, standing waves, Doppler, interference and optics

Key concepts

Round 1/2 cannot be mixed. This site only provides training with limited scope; unverified university-level methods do not enter new problem sets, and no claim is made to be an official complete paper.

Key points

◆Follow the prerequisite knowledge requirements given by the examination body; new concepts may only be used when the question provides sufficient guidance.
◆The examples on this site are training with a limited scope and do not represent full syllabus coverage or official difficulty.

Worked examples

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1Basic examples within scope

A mass hangs from two identical springs. Let $T_s$ be the oscillation period when the springs are joined in series, and $T_p$ when they are in parallel. Find $T_s/T_p$ .

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