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प्रश्न
Mercury is often used in laboratory thermometers because it ______.
विकल्प
is a harmless liquid
is silvery in colour and is attractive in appearance
Expands uniformly
is a low cost liquid
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उत्तर
Mercury is often used in laboratory thermometers because it Expands uniformly
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संबंधित प्रश्न
Describe a clinical thermometer. How does it differ from the thermometer used in laboratory?
The body temperature of a healthy man is;
The common laboratory thermometer is a ______ thermometer
Jyothi was prepared to measure the temperature of hot water with a clinical thermometer. Is it right or wrong? Why?
Digital thermometer is widely used for the measurement of the temperature due to ______.
Digital thermometers are mainly used to take body temperature.
Explain how do you determine the temperature of hot water using a laboratory thermometer?
Boojho has three thermometers as shown in the following figure. He wants to measure the temperature of his body and that of boiling water. Which thermometer (s) should he choose?
You may have noticed that a few sharp jerks are given to a clinical thermometer before using it. Why is it done so?
A solid metallic cube having a total surface area of 24 m2 is uniformly heated. If its temperature is increased by 10°C, calculate the increase in the volume of the cube.
(Given: α = 5.0 × 10-4°C-1)
