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2 marksElectronics

CSEC Physics · May/June 2019 · Paper 2 · Question 5(a)

A semiconductor diode is used in a half-wave rectification. Figure 6 provides axes for an I-V graph.

Using the axes on Figure 6, sketch the I-V graph for the semiconductor diode.

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Other parts of this question

  1. 5(b)Complete the truth table shown in Table 3 for a NAND gate.[4 marks]
  2. 5(c)(i)Calculate the equivalent resistance of the resistors shown in Figure 7.[2 marks]
  3. 5(c)(ii)Calculate the equivalent resistance of the resistors in Figure 8.[4 marks]
  4. 5(c)(iii)Calculate the total current flowing through the circuit.[3 marks]

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