Advertisements
Advertisements
प्रश्न
Two bodies at different temperatures are placed in contact. State the direction in which the heat will flow.
टिप्पणी लिखिए
Advertisements
उत्तर
Heat will flow from a hot body (body at a higher temperature) to a cold body (body at a lower temperature).
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Draw a neat labelled diagram of a laboratory thermometer.
What is a bimetallic strip?
Why is a ventilator provided in a room?
Who designed the first thermometer?
The body temperature of a healthy person is 98.4°F. Find the corresponding temperature on the Celsius scale.
What makes the isotherms run zigzag over continental areas?
Heat flows from a ______ body to a _____ body.
Numerical Problems.
An iron ball requires 1000 J of heat to raise its temperature by 20°C. Calculate the heat capacity of the ball.
Match the following:
| Column-I | Column-II | |
| 1. | Temperature | Beam balance |
| 2. | Mass | Ruler |
| 3. | Length | Digital clock |
| 4. | Time | Thermometer |
Give reasons why –
we wear woolen clothes in winter
