Physics When heated from 0 to 100oC volume of a given mass of water will : Decrease and then will increase Increase gradually Decrease gradually Increase and then will decrease Decrease and then will increase Increase gradually Decrease gradually Increase and then will decrease ANSWER DOWNLOAD EXAMIANS APP
Physics Why the needle of iron swims on water surface when it is kept gently ? Due to its shape Due to surface tension It will remain under the water, when it will displace more water than its weight The density of needle is less than that of water Due to its shape Due to surface tension It will remain under the water, when it will displace more water than its weight The density of needle is less than that of water ANSWER DOWNLOAD EXAMIANS APP
Physics An object covers distance which is directly proportional to the square of the time. Its accelaration is Zero Constant Increasing Decreasing Zero Constant Increasing Decreasing ANSWER DOWNLOAD EXAMIANS APP
Physics The metal whose electrical conductivity is more, is Silver Aluminium Lead Copper Silver Aluminium Lead Copper ANSWER DOWNLOAD EXAMIANS APP
Physics For which of the following substances, the resistance decreases with increase in temperature? Nichrome Pure silicon Platinum Copper Nichrome Pure silicon Platinum Copper ANSWER DOWNLOAD EXAMIANS APP
Physics For accurate scientific work, temperatures are often measured by Mercury thermometers Alcohol thermometers Platinum resistance thermometers Thermoelectric thermometers Mercury thermometers Alcohol thermometers Platinum resistance thermometers Thermoelectric thermometers ANSWER DOWNLOAD EXAMIANS APP
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