मराठी
तामिळनाडू बोर्ड ऑफ सेकेंडरी एज्युकेशनएस.एस.एल.सी. (इंग्रजी माध्यम) इयत्ता ९

Assertion (A): 0 °C = 273.16 K. For our convenience we take it as 273 K after rounding off the decimal. Reason (R): To convert a temperature on the Celsius scale we have to add 273 to

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प्रश्न

Assertion (A): 0 °C = 273.16 K. For our convenience we take it as 273 K after rounding off the decimal.

Reason (R): To convert a temperature on the Celsius scale we have to add 273 to the given temperature.

पर्याय

  • Both A and R are true but R is not the correct reason.

  • Both A and R are true and R is the correct reason.

  • A is true but R is false.

  • A is false but R is true.

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उत्तर

Both A and R are true and R is the correct reason.

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 1: Measurement - Exercise [पृष्ठ १२]

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सामाचीर कलवी Science [English] Class 9 TN Board
पाठ 1 Measurement
Exercise | Q V. 2. | पृष्ठ १२

संबंधित प्रश्‍न

State the three units of temperature.


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Name two substances which expand on heating. 


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All the temperature on the kelvin scale are in ____ figures.


A body radiates out 300 calories of heat energy. How much heat energy is radiated out by the body in joules?


What is the relation between joule and calorie?


How can a glass stopper jammed in the neck of a bottle be removed?


Which is the temperature that is common in the Celsius and the Fahrenheit scale?

Give a scientific reason for the following:
On a hot sunny day, it is advisable to wear light coloured clothes.


State three factors on which the increase in the length of a rod depends, on heating.

Who invented Celsius scale of temperature?

Name two animals which are able to increase their body temperature in summers and decrease their body temperature in winters.

Arrange the following in order of increasing heat conductivity: copper, air water, mercury.

What is the relation between the latitudinal extent and temperature of a region?


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The electric wire which sag in summer become straight in winter.


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Define absolute zero.


What will be the final temperature if 1,68,000 J of heat is absorbed by 2 kg of water at 30°C?


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