Daily Practice

GCSE Science

25th June 1991

5 questions · GCSE · 584 questions in this band

1
Energy
A spring is compressed. Which energy store increases?
2
Energy Stores, Transfers and Calculations
Define specific heat capacity.
3
Efficiency, Power and Energy Resources
A lamp is supplied with 60 J and transfers 6 J as light. Calculate its efficiency as a percentage.
4
Electricity
Two resistors are connected in parallel across a 12 V battery. State the potential difference across each resistor.
5
Circuits, Resistance and Components
In a parallel circuit, how do the branch currents relate to the total current?

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