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2 marksOperational Amplifiers

CAPE Physics Unit 2 · 2008 (T&T) · Paper 2 · Question 2(b)(ii)

Data of V_in and V_out for the non-inverting amplifier.

From your graph determine the gain of the amplifier.

This question uses a figure or table from the paper — you'll see it when you practise.

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Other parts of this question

  1. 2(a)(i)Suggest a pair of values for the resistors, R_1 and R_2, if the amplifier is to have a gain of +10.[2 marks]
  2. 2(a)(ii)State what extra equipment would be needed to obtain data to plot the amplifier's transfer characteristic (graph of V_out vs V_in), and show on Figure 3 how…[4 marks]
  3. 2(b)(i)Use the data in Table 1 to plot, on the grid provided, the transfer characteristic for the non-inverting amplifier.[5 marks]
  4. 2(b)(iii)State the range of possible input voltages if the amplifier is NOT to be saturated (maximum positive input and maximum negative input).[2 marks]

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