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प्रश्न
Figure (a–d) shows a student reading a doctor’s thermometer. Which of the figure indicates the correct method of reading temperature?
विकल्प
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उत्तर
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संबंधित प्रश्न
Mercury is often used in laboratory thermometers because it ______.
Why do we jerk a clinical thermometer before we measure the body temperature?
Why do we use Mercury in thermometers? Can water be used instead of mercury? What are the problems in using it?
Mercury is a poor conductor of heat.
Fahrenheit scale is more sensitive that the Celsius scale.
Digital thermometers are mainly used to take body temperature.
What is the boiling point of mercury?
write a note on a digital thermometer.
A laboratory thermometer A is kept 7 cm away on the side of the flame while a similar thermometer B is kept 7 cm above the flame of a candle as shown in the following figure.
Which of the thermometers, A or B, will show a greater rise in temperature? Give reason for your answer.
Why is it advised not to hold the thermometer by its bulb while reading it?
