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This booklet is filled with transparent notes and exam-style perform questions masking each A2 Physics subject for the Edexcel checks. the total thing’s designed to make revision undemanding - every thing you must recognize is defined easily and carefully, helped by way of full-colour diagrams. It incorporates a part on How technological know-how Works and many examination guidance. There’s additionally a sprinkling of jokes to lighten the temper. It’s precisely what you want to organize on your tests!
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Extra info for A2-Level Physics Edexcel Complete Revision & Practice
Practice Questions Q1 What makes an atom radioactive? Q2 Name three types of nuclear radiation and give three properties of each. Q3 Describe the differences in ionising and penetrating powers of the three main types of nuclear radiation. Q4 Give three sources of background radiation. Exam Question Q1 Briefly describe an absorption experiment to distinguish between alpha, beta and gamma radiation. You may wish to include a sketch in your answer. [4 marks] Radioactive emissions — as easy as α, β, γ...
And colourful graphs too — you’re in for a treat here. SHM is Defined in terms of Acceleration and Displacement 1) 2) 3) 4) An object moving with simple harmonic motion (SHM) oscillates to and fro, either side of a midpoint. The distance of the object from the midpoint is called its displacement. There is always a restoring force pulling or pushing the object back towards the midpoint. The size of the restoring force depends on the displacement, and the force makes the object accelerate towards the midpoint: Small displacement, therefore small force.
Q2 Draw diagrams to show how a damped system oscillates with time when the system is lightly damped and when the system is critically damped. Exam Questions Q1 (a) (b) (c) Q2 (a) (b) What is resonance? Draw a diagram to show how the amplitude of a lightly damped system varies with driving frequency. On the same diagram, show how the amplitude of the system varies with driving frequency when it is heavily damped. [2 marks] [2 marks] What is critical damping? Describe a situation where critical damping is used.
A2-Level Physics Edexcel Complete Revision & Practice by CGP Books