A galvanometer with a full-scale deflection of 20 mA is Converted to read 8 K by connecting a 395 \(\Omega\) resistor in series with it. Determine the internal resistance of the galvanometer
One major reason why electrical appliances in homes are normally earthed is that the-----------
Which of the following is not a consequence of hydrogen bubbles covering the copper plate of a primary cell?
A cell whose internal resistance is 0.55\(\Omega\) delivers a current of 4 A to an external resistor. The lost voltage of the cell is?
Which of the following liquid is a poor conductor of electricity?