Physics For accurate scientific work, temperatures are often measured by Thermoelectric thermometers Alcohol thermometers Platinum resistance thermometers Mercury thermometers Thermoelectric thermometers Alcohol thermometers Platinum resistance thermometers Mercury thermometers ANSWER DOWNLOAD EXAMIANS APP
Physics The absolute zero is a temperature at which ________ All gases become solid All gases become liquid Water freezes Molecular motion in a gas would cease All gases become solid All gases become liquid Water freezes Molecular motion in a gas would cease ANSWER DOWNLOAD EXAMIANS APP
Physics A convex mirror of focal length f (in air) is immersed in a liquid (u=4/3). The focal length of the mirror in the liquid will be : (7/3)f (3/4)f (4/3)f F (7/3)f (3/4)f (4/3)f F ANSWER DOWNLOAD EXAMIANS APP
Physics Energy per unit volume is dimensionally equal to Pressure Force Work Density Pressure Force Work Density ANSWER DOWNLOAD EXAMIANS APP
Physics A bucket of water is hung from a spring balance. A piece of iron is suspended in the water without touching the sides or touching the bottom of the bucket. The reading of the spring balance Does not change Will increase Will decrease Varies with the increase of depth of the immersion of the iron piece Does not change Will increase Will decrease Varies with the increase of depth of the immersion of the iron piece ANSWER DOWNLOAD EXAMIANS APP
Physics For an object, the state of rest is considered to be the state of ________ speed. Decrease Inverse Zero Increasing Decrease Inverse Zero Increasing ANSWER DOWNLOAD EXAMIANS APP