List of top Physics Questions on Resistance asked in JKCET

A $10\, V$ battery with internal resistance $1\, \Omega$ and a $15\, V$ battery with internal resistance $0.6\, \Omega$ are connected in parallel to a voltmeter (see figure). The reading in the voltmeter will be close to :

The difference between the maximum and minimum values of resistance of a resistor with the color scheme green-green-red-silver is

The maximum power dissipated in an external resistance R, when connected to a cell of emf E and internal resistance r, will be