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SHS Physics · Year 2

Electric Fields, Magnetic Fields and Electronics practice questions

Analogue and digital signals, ADC and DAC, binary, logic gates, 7-segment displays and microcontrollers.

25 questions in this topic: 10 recall, 10 applying skills and concepts and 5 strategic thinking. Every one carries a written explanation.

Sample questions

5 of 25 questions in this topic. Sign up to answer them and see the explanations.

  1. Question 1Recall

    Binary systems perform operations using

    • a0s and 1s
    • bletters A to Z
    • cdecimal fractions
    • dcolours
  2. Question 2Recall

    DAC reverses the process by reconstructing a continuous signal from

    • adigital data
    • bmagnetic fields
    • csound waves only
    • dlight beams
  3. Question 3Skills & concepts

    Combinational circuits use logic gates to produce outputs based only on

    • acurrent inputs
    • bprevious outputs
    • cthe time of day
    • dthe supply colour
  4. Question 4Skills & concepts

    Signals are described as entities used to

    • aexchange information between components
    • bstore water
    • cgenerate mass
    • dcreate friction
  5. Question 5Strategic thinking

    Quantisation in ADC refers to

    • aassigning sampled values to discrete levels
    • bincreasing the voltage
    • ccooling the circuit
    • dreversing the current

Answer these and 20 more on Electric Fields, Magnetic Fields and Electronics

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