Physics Which of the following instrument is used to measure Soil Water Tension? Pyrometer Tensiometer Psychrometer Photometer Pyrometer Tensiometer Psychrometer Photometer ANSWER DOWNLOAD EXAMIANS APP
Physics Why are we able to hear short wave broadcasts better than long wave broadcasts ? Short waves are unaffected by atmospheric disturbances. Short waves are more energetic than long waves. Short wave broadcasts are made by nearby radio stations. By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. Short waves are unaffected by atmospheric disturbances. Short waves are more energetic than long waves. Short wave broadcasts are made by nearby radio stations. By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. ANSWER DOWNLOAD EXAMIANS APP
Physics Planck's constant has the dimensions of : Angular momentum Linear momentum Force Energy Angular momentum Linear momentum Force Energy ANSWER DOWNLOAD EXAMIANS APP
Physics The dimension MLT–2 corresponds to Work done Force Velocity Acceleration Work done Force Velocity Acceleration ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following physical quantities has the same dimensions as that of Planck's constant? Angular momentum Force Linear momentum Potential energy Angular momentum Force Linear momentum Potential energy 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 : 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 Plastics have a higher thermal conductivity than metals ANSWER DOWNLOAD EXAMIANS APP