Physics The base of an electric iron is brightly polished mainly To make it smooth and frictionless To reduce heat loss by radiation To make it more durable To make it rust-proof To make it smooth and frictionless To reduce heat loss by radiation To make it more durable To make it rust-proof ANSWER DOWNLOAD EXAMIANS APP
Physics Who is the first person to define speed Newton Galileo Ptolemy Kepler Newton Galileo Ptolemy Kepler ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the metals has the maximum thermal conductivity? Iron Aluminium Silver Copper Iron Aluminium Silver Copper ANSWER DOWNLOAD EXAMIANS APP
Physics Kilowatt-hour is the unit of : Momentum Power Force Energy Momentum Power Force Energy ANSWER DOWNLOAD EXAMIANS APP
Physics Wollen clothes keep the body warm because Wool absorbs radiant heat from outer objects Wool is a bad conductor Wool increases the temperature of the body Wool rejects heat from the outer objects Wool absorbs radiant heat from outer objects Wool is a bad conductor Wool increases the temperature of the body Wool rejects heat from the outer objects ANSWER DOWNLOAD EXAMIANS APP
Physics Which sources produce alternating current (AC)? Batteries All of these Hydro-electric generators Solar power plants Batteries All of these Hydro-electric generators Solar power plants ANSWER DOWNLOAD EXAMIANS APP
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