Advertisements
Advertisements
Question
State three factors affecting evaporation.
Solution
Factors affecting evaporation are
(a). Humidity- more the humidity less is the evaporation
(b). surface area- more the surface area more is the evaporation
(c). wind- more the wind more is the evaporation
(d). temperature- more the temperature more is the evaporation
APPEARS IN
RELATED QUESTIONS
Draw a neat labelled diagram of a laboratory thermometer.
The temperature of a body rises by 1°C. What is the corresponding rise on 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.
Why does a substance expand on heating?
What is the relation between α and γ?
State the advantages and disadvantages of mercury and alcohol as thermometric liquids.
Convert the following temperature into Fahrenheit scale:
1000C
Numerical Problems.
An iron ball requires 1000 J of heat to raise its temperature by 20°C. Calculate the heat capacity of the ball.
While a substance is undergoing a change of state, the temperature of the body remains ______.
What is the minimum possible temperature? Is there also a maximum possible temperature?