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4.3 Electric circuits

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Question 96

Which row shows a use of a diode and a use of a transformer?

Use of a diodeUse of a transformerArectificationchanging the size of an alternating voltageBchanging the size of an alternating voltagerectificationCstoring electrical chargechanging the size of an alternating voltageDrectificationstoring electrical charge\begin{array}{|c|l|l|} \hline & \text{Use of a diode} & \text{Use of a transformer} \\ \hline \text{A} & \text{rectification} & \text{changing the size of an alternating voltage} \\ \hline \text{B} & \text{changing the size of an alternating voltage} & \text{rectification} \\ \hline \text{C} & \text{storing electrical charge} & \text{changing the size of an alternating voltage} \\ \hline \text{D} & \text{rectification} & \text{storing electrical charge} \\ \hline \end{array}ABCD​Use of a dioderectificationchanging the size of an alternating voltagestoring electrical chargerectification​Use of a transformerchanging the size of an alternating voltagerectificationchanging the size of an alternating voltagestoring electrical charge​​
A

Row A

B

Row B

C

Row C

D

Row D

Markscheme

4.3 Electric circuits Questions

  1. IGCSE
  2. /Physics
  3. /4.3 Electric circuits

136 exam-style questions on CIE IGCSE Physics 4.3 Electric circuits, covering 4.3.1a Circuit diagrams and circuit components, 4.3.2a Series circuits, 4.3.2b Parallel circuits, 4.3.2c Current and potential difference in circuits, 4.3.2d Combined resistance of resistors in parallel, and 4.3.3 Action and use of circuit components. Each one has a worked solution and a mark scheme showing where the marks go.

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