Laboratory Thermometers can be used to measure the temperature of boiling water. Laboratory Thermometers can be used to measure the temperature of boiling water.
Which thermometer can be used to measure the temperature of boiling water?
Hence, the answer is Laboratory thermometer.
Can a laboratory thermometer be used to measure the temperature of?
laboratory thermometer cannot be used to measure the temperature of a human body because the range of a laboratory thermometer is high generally from –10°C to 110°C, while as normal body temperature in humans is only 37°C. Also laboratory thermometer does not have a kink, so mercury falls on its own which does not.
How does a laboratory thermometer measure water temperature?
1 Answer
- Take some water in a beaker.
- Take a laboratory thermometer and immerse its bulb end in water; holding it vertically. Ensure to dip whole portion of bulb end.
- Observe the movement of rise of mercury. When it becomes stable, take the reading of the thermometer.
- Repeat this with hot water and take the reading.
Can you put a thermometer in boiling water?
The Boiling-Water Method
Bring water to a rolling boil in a deep saucepan. Place the stem of the thermometer in the boiling water. Again, make sure that it’s submerged at least 2 inches and wait at least 30 seconds. Your thermometer should read 212°F or 100°C.
What is the measure of a boiling water?
The boiling point of a liquid varies according to the applied pressure; the normal boiling point is the temperature at which the vapour pressure is equal to the standard sea-level atmospheric pressure (760 mm [29.92 inches] of mercury). At sea level, water boils at 100° C (212° F).
Why can’t you use a laboratory thermometer?
Because it does not have a kink. Its range does not include the body temperature range. It is difficult to handle. Laboratory thermometers do not have a digital display.
Can a clinical thermometer be used to measure the temperature of boiling milk?
No, because the range of clinical thermometer is 35o C to 42oC, while the boiling temperature is far more than 42o C.
Why is a clinical thermometer not used to measure the temperature of boiling milk?
We cannot use a clinical thermometer to measure the temperature of boiling milk because the range in a clinical thermometer varies only between 35 degree celsius to 42 degree celsius the temperature of boiling water will rise above this limit, a clinical thermometer cannot be used to measure its temperature.
Can you measure water temperature with a regular thermometer?
Digital medical thermometers have a very short range because they are made only to measure body temperature. Water can be boiling hot or ice cold. Its range is quite wide. A normal thermometer will not be capable of measuring in this range.
Why can we use a clinical thermometer to measure the temperature of boiling water?
Solution. No, a clinical thermometer cannot be used to measure the temperature of boiling water. It has a very small range. It can break on cooling and on excess heating.
Can u Use a meat thermometer for liquid?
Meat thermometers can measure the temperature of some liquids; however, if their boiling point is higher than 220 degrees Fahrenheit, a meat thermometer will not be able to measure it.
What will happen if a clinical thermometer is dipped in boiling water?
If a clinical thermoter is sterilised by boling water, the capiliary of thermometer will burst due to thermal expansion of mercury in the capillary tube of thermomter.
Which set of laboratory equipment can be used in measuring the boiling point of liquid?
The Thiele tube method is one of the simplest methods to determine a compound’s boiling point, and has the advantage of using small amounts of material (less than 0.5mL of sample). The sample is placed in a small tube along with an inverted capillary tube.
What is the difference between laboratory thermometer and clinical thermometer?
Clinical thermometer is used to measure the human body temperature. A laboratory thermometer is not used for this purpose of measuring body temperature; it is generally used for the measurement of objects which generally have a temperature range outside that of a normal human body.
Can we use a laboratory thermometer to measure the temperature of a body greater than 200 degrees?
A laboratory thermometer cannot be used to measure the human body temperature. This is because as soon as we take out the bulb of the laboratory thermometer from our mouth, the level of mercury in its tube will start falling quickly. This will give a wrong value of the body temperature.
What is king of a thermometer?
Kink in the Mercury thermometer helps to prevents the falling of mercury present in capillary tube into bulb. It ensures that the user takes the correct reading of temperature.
Which thermometer is used to measure the temperature of liquid?
Liquid thermometers often include both Celsius and Fahrenheit temperature scales, which are displayed on either side of the tube. A maximum thermometer is a familiar type of liquid thermometer. In a maximum thermometer, the liquid is pushed up the glass tube, but cannot fall easily when the temperature lowers.
Which of the following temperatures Cannot be measured by a clinical thermometer?
Temperature of boiling water cannot be measured by a (clinical, laboratory) thermometer.
Can we use clinical thermometer for measuring the temperature of any other object give reason and draw the diagram of clinical thermometer?
Answer: No clinical thermometer is only used to measure body temperature.
What is laboratory thermometer for Class 7th?
Laboratory or Lab thermometers are the instruments that are used to measure the temperatures for scientific researches in schools and labs. Lab thermometers are designed to measure the temperatures, the boiling point and the freezing point of substances.
Can a clinical thermometer be used to measure the temperature of ice?
Clinical thermometers can also be used to measure the temperature of ice water.
How do you guess the temperature of water?
Dip your elbow in the water.
If the water container is large enough, dip one of your elbows into the water. This will give you a rough idea of the water’s temperature. You’ll be able to instantly tell if the water is hot or cold. Avoid putting your hand into water of an unknown temperature, as you could scald yourself.
Can I use a medical thermometer for cooking?
Information. Thermometers used to measure human body temperature do not read high enough temperatures for cooking. They are not manufactured to withstand temperatures above 106 °F (41.1 °C). Therefore, never use a medical thermometer for cooking.
Can you use a candy thermometer to test water temperature?
Insert your candy thermometer into a pot of water and bring it to a rolling boil. The bubbles should be constant and vigorous. At sea level, the boiling point for water is 212 F or 100 C; this will be our baseline. Leave your thermometer in the water for five minutes to give it time to get an accurate reading.
Can you use a meat thermometer to measure hot oil?
However, many digital instant-read meat thermometers are designed to be used in various cooking temperatures, including very high heat, such as with hot cooking oil. So yes, they can indeed be used during deep frying to ensure the proper cooking temperatures.
Can I use any thermometer for oil?
It’s obviously easier if you have a kitchen thermometer, but it’s possible to get it right without one as well. If you have a thermometer, just check the oil to find out the temperature. The ideal oil temperature for most frying is between 350 and 365 F. If your thermometer says that, you’re good to go.
Can you use a meat thermometer for soup?
Choosing a Food Thermometer
Insert two to two and a half inches deep into the thickest part of the food. Temperature readings are ready in one to two minutes. Use this type of thermometer for roasts, casseroles and soups. They are not good for thin foods.
Can thermometers be used to measure boiling points?
To measure the boiling point of water, a thermometer must be able to at least measure up to this temperature value. Laboratory thermometers are specifically designed with the purpose of measuring high temperature values and boiling points of liquids. They can measure boiling points with high precision.
What instrument is used to measure boiling point?
A manometer 6 measures the applied pressure on the external arm of the U-tube 2. The liquid is allowed to boil vigorously until all air is removed from the sample side of the U-tube 2.
Which instrument is used to measure the boiling point of solution?
An ebullioscope (from the Latin ēbullīre (to boil) + -scope) is an instrument for measuring the boiling point of a liquid. This can be used for determining the alcoholic strength of a mixture, or for determining the molecular weight of a non-volatile solute based on the boiling-point elevation.
Is laboratory thermometer longer than clinical thermometer?
Whereas a laboratory thermometer measures temperatures ranging from 10 degrees C to 110 degrees C. Therefore, to measure such a high range of temperatures, the tube must be as long as possible, making the laboratory thermometer long in size.
Which is more sensitive clinical thermometer and laboratory thermometer?
A clinical thermometer’s range is 35 degrees Celsius to 42 degrees Celsius while a laboratory thermometer’s range is wider at -10 degrees Celsius to 110 degrees Celsius.
How can we use laboratory and clinical thermometer?
The thermometer is placed inside the mouth of the patient to measure the body temperature. As the temperature of mercury in the glass bulb rises up due to the heat of the body, mercury expands and it starts to flow through the thin capillary thread at a certain level.
Can you measure heat using a thermometer if yes how if no why not?
Explanation: Yes, but only sensible heat! Actually, the heat thermometer is designed to measure is limited upto human body only. However, there’re some thermometers which can measure beyond that.
Does laboratory thermometer have mercury?
Mercury thermometers can be used to determine body, liquid, and vapor temperature. Mercury thermometers are used in households, laboratory experiments, and industrial applications.
Why is mercury used in thermometer?
Mercury is the only one in liquid state at room temperature. It’s used in thermometers because it has high coefficient of expansion. Hence, the slightest change in temperature is notable when it’s used in a thermometer. It also has a high boiling point which makes it very suitable to measure higher temperatures.
Why do we use mercury thermometer over alcohol thermometer?
Mercury has a greater coefficient of thermal expansion than alcohol. This means a column of mercury will expand and rise more than a column of alcohol for the same temperature change. As a result, you can get finer readings with mercury.
Which thermometer is used for boiling water?
Hence, the answer is Laboratory thermometer.
Which thermometer is best to measure boiling water?
A high-quality instant-read thermometer like the ThermoWorks Thermapen ONE should read within +/-0.5°F of the boiling point for your location. A high-quality bimetal thermometer like the Tel-Tru BQ300 BBQ Thermometer should read within +/-2°F of the boiling point.
What is the temperature of boiling water Cannot be measured by?
Temperature of boiling water cannot be measured by a Clinical thermometer The reason behind this is the range of clinical thermometer varies between only 35° C to 42° C.
What is laboratory thermometer used for?
A laboratory thermometer, which is colloquially known as the lab thermometer, is used for measuring temperatures other than the human body temperature. It ranges from -10˚C to 110˚C. Laboratory thermometers are designed for lab purposes such as checking boiling point, freezing point, or temperature of other substances.
Which of the following is not correct about laboratory thermometer?
Laboratory thermometer cannot be used for measuring body temperature.
Who invented thermometer?
The Italian, Santorio Santorio (1561-1636) is generally credited with having applied a scale to an air thermoscope at least as early as 1612 and thus is thought to be the inventor of the thermometer as a temperature measuring device.
What is laboratory thermometer Ncert?
Laboratory thermometer
It is used to measure the temperatures in school or other laboratories for scientific purpose as they measure temperatures to a range higher than clinical thermometers. One such thermometer is known as the laboratory thermometer with a scale generally ranging from –10°C to 110°C.
What is laboratory thermometer in short form?
A laboratory thermometer is used to measure temperatures or the temperature changes of other objects. These thermometers are usually filled with red spirit rather than mercury. The range of a laboratory thermometer is generally from −10°C to 110°C.