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…
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…
By considering energy, calculate the speed of the object just before it lands.
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.…
A constant resultant force F acts on a car of mass m. The car moves from rest with constant acceleration a along horizontal…
Another square solar panel is placed so that light of the same intensity is incident normally on it. The new panel has shorter…
Determine the speed at which the parcel reaches the ground.
Determine an estimate of the work done on the sample as it is extended from zero extension to its breaking point. Explain your…
The work done by the braking force between B and C is 250 J. Determine the magnitude of the braking force.
The purpose of the circuit is to provide power to component X. Determine the percentage efficiency of the circuit.
The potential difference between the ground and the atmosphere is 3.0 × 10^7 V. Calculate the average power, in GW, transferred…
By considering energy, state and explain whether the speed at which object B reaches the ground is less than, the same as, or…
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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.