Advertisements
Advertisements
Question
Name the material used for making a Calorimeter.
Solution
Copper is the material used to made a calorimeter.
APPEARS IN
RELATED QUESTIONS
Give scientific reasons for the following:
Sand mixed with salt is often spread over the icy roads in winter.
1 kg of molten lead at its melting point of 327°C is dropped into 1 kg of water at 20°C. Assuming no loss of heat, calculate the final temp. of water. (Sp. heat of lead = 130 J/kg°C, latent heat of lead = 27000 J/kg and Sp. heat of water = 4200 J/kg°C).
Calculate the time taken by an immersion heater, which supplies energy at the rate of 7000 J/minute to raise temp. of 5 kg water from 22°C to 47°C.
Fill in the following blank using suitable word:
Ice at o0C is colder than ...........at o0C.
Explain, why is water used as a coolent in motor car radiators?
Name the greenhouse gases.
A heater supplies heat at the rate of 800 J/s. Find the time required to convert 50g of ice at -20°C into superheated steam at 140°C.
(Given: Specific heat of ice = 2.1 J/g, latent heat of ice = 340 J/gm, latent heat of steam = 2240 J/gm, specific heat of steam = 2.1 J/gm and specific heat of water = 4.2 J/gm.)
A calorimeter is a device used to measure the ______.
The process of converting a substance from solid state to gaseous state is called condensation.