Advertisements
Advertisements
प्रश्न
If a substance is heated or cooled, the change in mass of that substance is
विकल्प
positive
negative
zero
none of the above
MCQ
Advertisements
उत्तर
Zero
Hint: Mass is always conserved during any change as the transmission of heat either cooling or heating.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Convert 40°C to the (a) Fahrenheit scale (b) Kelvin Scale.
Two bodies at different temperatures are placed in contact with each other. State the direction in which heat flows.
What is the principle of calorimetry?
What is a bimetallic strip?
Name a substance which is an insulator of heat.
Draw a neat and labeled diagram of a vacuum flask (thermos flask). Explain, how it minimizes loss of heat by preventing conduction, convection, and radiation.
Convert -15°C on the Fahrenheit scale.
Where am I?
The mean annual temperature around me is 10°C.
Temperature is related to how fast the atoms within a substance are moving.
Mention the three units which are used to measure the temperature.
