Electrolysis and Storage Batteries Petroleum jelly is applied to the electrical connections to the lead-acid battery prevent short-circuiting prevent local heating reduce path resistance prevent corrosion prevent short-circuiting prevent local heating reduce path resistance prevent corrosion ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The active material of the positive plates of silver-zinc batteries is zinc powder silver oxide lead oxide lead zinc powder silver oxide lead oxide lead ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Weston standard cell at 20°C has voltage of ____ volts. 1.0187 1.5 1.2 0.8 1.0187 1.5 1.2 0.8 ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries All the electrical connections between the battery and vehicle should be by thin aluminium wires thin copper wires rigid cables flexible cables thin aluminium wires thin copper wires rigid cables flexible cables ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries It is noticed that during discharging the following does not happen specific gravity of H2SO4 decreases the cell absorbs energy voltage of the cell decreases both anode and cathode become PbS04 specific gravity of H2SO4 decreases the cell absorbs energy voltage of the cell decreases both anode and cathode become PbS04 ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries A battery of 6 cells will show a drop of _____ volts from fully charged state to fully discharged state. 2.8 2.0 2.5 2.4 2.8 2.0 2.5 2.4 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS