Physics When milk is churned, the cream separates from it due to: Gravitational force Viscous forces Centrifugal force Frictional force Gravitational force Viscous forces Centrifugal force Frictional force ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is the fastest communication channel? Microwave All are operating at nearly the same propagation speed Optical fiber Radio wave Microwave All are operating at nearly the same propagation speed Optical fiber Radio wave ANSWER DOWNLOAD EXAMIANS APP
Physics On a cold day when the room temperature is 15°C, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15°C, because : Plastics have a higher thermal conductivity than metals Metals are good conductors of heat Plastics have a lower density than metals Metals have higher thermal capacity than plastics Plastics have a higher thermal conductivity than metals Metals are good conductors of heat Plastics have a lower density than metals Metals have higher thermal capacity than plastics ANSWER DOWNLOAD EXAMIANS APP
Physics Which colour has the highest frequency? Violet Indigo Red Green Violet Indigo Red Green ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fiber works on the principle of Refraction Total internal reflection Scattering Interference Refraction Total internal reflection Scattering Interference 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
EXAMIANS