Physics Two metallic wires made from copper have same length but the radius of wire 1 is half of that of wire 2. The resistance of wire 1 is R. If both the wires are joined together in series, the total resistance becomes 3R/4 R/2 5R/4 2R 3R/4 R/2 5R/4 2R ANSWER DOWNLOAD EXAMIANS APP
Physics Angle of friction and angle of repose are None of these Proportional to each other Equal to each other Not equal to each other None of these Proportional to each other Equal to each other Not equal to each other ANSWER DOWNLOAD EXAMIANS APP
Physics The unit for measuring electric power is the Volts Steridian Watts Watts Volts Steridian Watts Watts ANSWER DOWNLOAD EXAMIANS APP
Physics The force between charged particles is called as: Electromagnetic Force Nuclear Force Centrifugal Force Gravitational Force Electromagnetic Force Nuclear Force Centrifugal Force Gravitational Force ANSWER DOWNLOAD EXAMIANS APP
Physics An electric fuse is based on All of these The heating effect of the current The magnetic effect of the current The chemical effect of the current All of these The heating effect of the current The magnetic effect of the current The chemical effect of the current ANSWER DOWNLOAD EXAMIANS APP
Physics In heating frozen foods in sealed pouches in a microwaves, why do you first poke holes in the pouch? To allow the microwaves to get into the food through the holes To prevent the steam pressure from bursting open the pouch To allow the heat to get into the food through the hole To allow the aroma of the food to come out through the holes To allow the microwaves to get into the food through the holes To prevent the steam pressure from bursting open the pouch To allow the heat to get into the food through the hole To allow the aroma of the food to come out through the holes ANSWER DOWNLOAD EXAMIANS APP