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4.2 Electrical quantities

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Question 59

A battery is made up of 6 cells in series. Each cell has an e.m.f. of 1.5 V.

The battery is connected to one 15.0 Ω resistor for 50 minutes.

a.

Calculate the e.m.f. of the battery.

[1]
b.

Calculate the energy transferred from the battery in 50 minutes.

[4]
c.

Describe the energy changes that take place during the 50 minutes.

[2]
Markscheme

4.2 Electrical quantities Questions

  1. IGCSE
  2. /Physics
  3. /4.2 Electrical quantities

452 exam-style questions on CIE IGCSE Physics 4.2 Electrical quantities, covering 4.2.1a Positive and negative charge, 4.2.1b Charging by friction and detecting charge, 4.2.1c Electrical conductors and insulators, 4.2.1d Electric fields and electric field patterns, 4.2.2a Electric current, charge and measuring current, 4.2.2b Conduction in metals and the direction of current, 4.2.2c Direct current and alternating current, 4.2.3a Electromotive force, 4.2.3b Potential difference and voltmeters, 4.2.4a Resistance, 4.2.4b Resistance of a metallic wire, 4.2.4c Current–voltage graphs, and 4.2.5 Electrical energy and electrical power. Each one has a worked solution and a mark scheme showing where the marks go.

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