9702 · topic questions
Energy conservation
12 past-paper questions on Energy conservation
The ball leaves the spring when the spring reaches its original length. Assume that all the elastic potential energy of the…
Practise the full question →Between time t = 0 and time t = 5.8s, the work done against resistive forces is 4.7 x 10⁴ J. Determine the average output power…
Practise the full question →By considering energy, calculate the speed of the object just before it lands.
Practise the full question →On Fig. 2.3, sketch the variation of the kinetic energy of the child and scooter with distance travelled from point A to point C.…
Practise the full question →A constant resultant force F acts on a car of mass m. The car moves from rest with constant acceleration a along horizontal…
Practise the full question →Another square solar panel is placed so that light of the same intensity is incident normally on it. The new panel has shorter…
Practise the full question →Determine the speed at which the parcel reaches the ground.
Practise the full question →Determine an estimate of the work done on the sample as it is extended from zero extension to its breaking point. Explain your…
Practise the full question →The work done by the braking force between B and C is 250 J. Determine the magnitude of the braking force.
Practise the full question →The purpose of the circuit is to provide power to component X. Determine the percentage efficiency of the circuit.
Practise the full question →The potential difference between the ground and the atmosphere is 3.0 × 10^7 V. Calculate the average power, in GW, transferred…
Practise the full question →By considering energy, state and explain whether the speed at which object B reaches the ground is less than, the same as, or…
Practise the full question →
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Energy conservation (9702) past-paper questions — marked instantly
These are real Cambridge Physics past-paper questions on Energy conservation. Open one, attempt it, then upload your working — MarkScheme grades it against the official 9702 mark scheme so you see exactly where the marks are won and lost on this topic.
Frequently asked questions
- How many Energy conservation questions are there for 9702?
- This page collects 12 recent Cambridge Physics (9702) past-paper questions tagged to Energy conservation. Each links straight to instant marking against the official 9702 scheme.
- How are Energy conservation answers marked?
- Type or photograph your working and MarkScheme scores it against the real 9702 mark scheme for this topic — method, accuracy and any band descriptors — so you see exactly where the marks are.
- Where can I learn Energy conservation first?
- Start with the free Physics lesson on Energy conservation, then come back and drill past-paper questions under timed conditions.