Grade 11 Physics Quiz

Which gate is called an inverter?

• AND

• OR

• NOR

• NOT

What is the name of the gate shown in the diagram?

• AND

• OR

• NAND

• NOR

Complete the truth table for the combination of gates shown in figure below:

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For which position of the switch will the LED light? Explain your answer.

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What is the name given to the component labelled E, and what is its function in the circuit?

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If the current through the LED is not to exceed 20 mA, calculate the minimum value required for E.

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Complete the truth table for the combined gates shown in the diagram.

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Which combination(s) produce(s) a logic 1 output in Y3?

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Suggest a possible practical use of this type of circuit.

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Identify the logic gates described in the first column of the table below and hence complete the table by writing in the names and logic symbols in the appropriate columns.

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