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प्रश्न
Why do we jerk a clinical thermometer before we measure the body temperature?
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उत्तर
The jerk to the thermometer will allow the mercury level to flow into the bulb so that the mercury level is below the normal temperature.
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संबंधित प्रश्न
Mercury is often used in laboratory thermometers because it ______.
Heat energy transfer from ______ to ______.
The common laboratory thermometer is a ______ thermometer
Match the following
| i. | Clinical thermometer | A form of energy |
| ii. | Normal temperature of human body | 100°C |
| iii. | Heat | 37°C |
| iv. | Boiling point of water | 0°C |
| v. | Melting point of water | Kink |
Jyothi was prepared to measure the temperature of hot water with a clinical thermometer. Is it right or wrong? Why?
What is the use of kink in clinical thermometer?
Digital thermometers do not use ______.
What is the freezing point of alcohol?
Four arrangements to measure temperature of ice in beaker with laboratory thermometer are shown in the following figure (a, b, c and d). Which one of them shows the correct arrangement for accurate measurement of temperature?
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)
