Question

A high resistance voltmeter connected across a cell reads 2 volts. When a resistance of $19 \, \Omega$ is connected in the cell circuit, voltmeter reading drops to $1.9$ volts. The internal resistance of the-cell is

• A. $1 \Omega$
• B. $2 \Omega$
• C. $1.5 \Omega$
• D. $3 \Omega$

Answer 1

Answer: (A)

$1 \Omega$

Answer 2

Answer (a) $1 \Omega$