(a) What is meant by the ''resistance of...

(a) What is meant by the ''resistance of a conductor''? Write the relation between resistance, potential difference and current.
(b) When a 12V battery is connected across an unknown resistor, there is a current of 2.5 mA in the circuit. Calculate the value of the resistance of the resistor.

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When a 12V battery is connected across an unknown resistor, there is a current of 2.5 mA in the circuit. Find the value of the resistance of the resistor.

When a 12 V battery is connected across an unknown resistor, there is a current of 2.5 mA in the circuit. Find the value of the resistance of the resistor.

When a 12 V battery is connected across an unknown resistor there is a current of 2.5 mA in the circuit. Find the value of the resistance of the resistor.

(a) What is meant by the ''resistance of a conductor''? Write the relation between resistance, potential difference and current. (b) When a 12V battery is connected across an unknown resistor, there is a current of 2.5 mA in the circuit. Calculate the value of the resistance of the resistor.

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(a) What is meant by the ''resistance of a conductor''? Write the relation between resistance, potential difference and current.
(b) When a 12V battery is connected across an unknown resistor, there is a current of 2.5 mA in the circuit. Calculate the value of the resistance of the resistor.