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प्रश्न
S.I. unit of temperature is :
विकल्प
Cal
Joule
Celsius
kelvin
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उत्तर
S.I. unit of temperature is : kelvin (K)
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संबंधित प्रश्न
The temperature of a body rises by 1°C. What is the corresponding rise on the (a) Fahrenheit scale (b) Kelvin scale?
Name the one common unit of temperature. Write their symbols also.
What is a bimetallic strip?
The hot metal ball is suspended from a string in a metal box as shown in the following figure
(i) What are the ways in which the ball loses heat
(ii) Which side of the box will be the hottest and which the least hot after some time? Explain.
The following figure shows a copper washer. Explain, giving reasons, whether the following characteristics of the washer increase, decrease, or remain the same when it is heated.
(a) Internal diameter
(b) Volume
(c) Mass
(d) Density
(e) External diameter
Consider the statement given below and choose the correct option.
Assertion: A system can be converted from one state to another state.
Reason: It takes place when the temperature of the system is constant.
The temperature and heat are ______ quantities.
Match the following:
| Column-I | Column-II | |
| 1. | Length | s |
| 2. | Mass | m |
| 3. | Time | k |
| 4. | Temperature | kg |
Give reasons why –
an igloo is built as a winter shelter
