The diagram shows a circuit with the key open Calculate : i) The resistance of the circuit when the - Physics - Electricity

Question

The diagram shows a circuit with the key open Calculate :
i) The resistance of the circuit when the key is open
ii) The current drawn from 
the cell when the key k is open
iii) The resistance of the circuit when the key k is closed
iv) The current drawn from the cell when the key is closed

Shambhu Sharan Singh · Accepted Answer

Dear student,
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The diagram shows a circuit with the key open. Calculate : i) The resistance of the circuit when the key is open ii) The current drawn from the cell when the key k is open iii) The resistance of the circuit when the key k is closed iv) The current drawn from the cell when the key is closed

The diagram shows a circuit with the key open. Calculate :
i) The resistance of the circuit when the key is open
ii) The current drawn from the cell when the key k is open
iii) The resistance of the circuit when the key k is closed
iv) The current drawn from the cell when the key is closed