Physics Wollen clothes keep the body warm because Wool rejects heat from the outer objects Wool is a bad conductor Wool increases the temperature of the body Wool absorbs radiant heat from outer objects Wool rejects heat from the outer objects Wool is a bad conductor Wool increases the temperature of the body Wool absorbs radiant heat from outer objects ANSWER DOWNLOAD EXAMIANS APP
Physics A periscope works on the principle of Refraction Diffraction Total internal reflection Reflection Refraction Diffraction Total internal reflection Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Solar cells work on the principle of Photosynthesis Photoconductive effect Photoelectric effect Photovoltaic effect Photosynthesis Photoconductive effect Photoelectric effect Photovoltaic effect ANSWER DOWNLOAD EXAMIANS APP
Physics The bending of light when it passes around a corner or a slit is due to ________ Refraction Diffraction Reflection Total internal reflection Refraction Diffraction Reflection Total internal reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Heat is transmitted from higher temperature to lower temperature through the actual motion of the molecules in Conduction Convection Both conduction and convection Radiation Conduction Convection Both conduction and convection Radiation ANSWER DOWNLOAD EXAMIANS APP
Physics What is the value of 1 kW = ? 10 W 100 W 10000 W 1000 W 10 W 100 W 10000 W 1000 W ANSWER DOWNLOAD EXAMIANS APP