WorksheetsTemperature Measurement
Total questions: 45
Worksheet time: 56mins
(a) is the degree or intensity of heat present in a substance or object, especially as expressed according to a comparative scale and shown by a thermometer or perceived by touch.
(a) is the form of energy that is transferred between two substances at different temperatures.
(a) is a transfer of heat related to the movement that occurs within a fluid due to the rising of hotter materials paired with the sinking of colder materials.
(a) is the transfer of heat between substances that are in direct contact with each other.
He is a pioneer of standardized temperature measurement and the originator of the era of precision thermometry.
(a)
The bimetallic thermometer uses the bimetallic strip which converts the temperature into the (a) .
The working of the bimetallic strip depends on the thermal expansion property of the metal.
True
False
It is the tendency of metal in which the volume of metal changes with the variation in temperature.
(a)
The expansion or contraction of metals are the same temperature.
True
False
(a) is an electronic device consist of two wire legs made from different metals. The wires legs are welded together at one end, creating a junction.
The (a) is the most common type of thermocouple. It’s inexpensive, accurate, reliable, and has a wide temperature range.
The Type T is a very stable thermocouple and is often used in (a) temperature applications such as cryogenics or ultra low freezers.
The Type S shares the same accuracy and temperature limits as the Type K. The type N is slightly more expensive.
True
False
It has the highest temperature limit of all of the thermocouples.
(a)
A (a) is a resistance thermometer, or a resistor whose resistance is dependent on temperature.
(a) works when temperature increases, the resistance increases, and when temperature decreases, resistance decreases.
(a) , as the temperature increases the resistance decreases, and when the temperature decreases, the resistance increases.
Temperature is a physical property of matter that quantitatively expresses the common notions of hot and cold. Temperature is a physical property of matter that quantitatively expresses the common notions of ____ and ___.
(a)
Temperature is one of the most measured parameters within industry and science.
True
False
A temperature sensors that works on bonding two dissimilar metals.
(a)
An electrical device consisting of two dissimilar electrical conductors forming electrical junctions at differing temperatures.
(a)
(a) have shorter calibration cycles, as the heating and cooling process is faster when dealing with heated/cooled air.
If two different straight metal strips are bonded together and heated, the resultant strip will bend toward the side of the metal with the higher expansion rate.
True
False
It provides a highly stable environment in the calibration zone and offers a high precision due to the liquid media surrounding the sensors.
(a)
It is a method that makes use of the fact that the dimensions of all substances, whether solids, liquids or gases, change with temperature.
(a)
It is used to measure temperature that is apparent to the thermal expansion of the liquid.
(a)
It consists of bulb in which is it used as a sensing element to measure temperature.
(a)
Advantages and Disadvantages of Liquid in glass thermometer
Explain the freezing point method of Expansion and Pressure Thermometers Calibration
What are the most common Platinum RTD's
This RTD has the same thermal conductivity as nickel but with twice the resistivity.
(a)
RTD circuits work by sending a known amount of current through an RTD sensor and then measuring the voltage drop across that resistor at the given temperature.
True
False
How to calibrate an RTD?
A (a) is a sensor that measures temperature, it is fabricated from two electrical conductors that is made from two different metal alloys.
Thermocouples generate an open circuit voltage, called the (a) Voltage that is proportional to the temperature difference between the sensing (hot) and the reference (cold) junctions.
Type E usually is preferred because of its high accuracy in most low-temperature applications.
True
False
How to calibrate a thermocouple?
An electrical device made of a solid semiconductor with a high temperature coefficient of resistivity which would exhibit a linear voltage-current characteristic if its temperature were held constant.
(a)
What are the uses of thermistor?
It is used to measure an object’s temperature by sensing the heat or radiation emitted from the object without having a contact through it.
(a)
Infrared (IR) temperature sensors emit an infrared energy beam focused by a lens on to a surface to detect the (a) temperature.
It is a detector in which the infrared rays funnel through it.
(a)
It is an instrument that is used for heating or cooling of liquid to maintain constant conditions for accurate and precise calibration.
(a)
It is an instrument that is used for heating or cooling of metal block to a very specific temperature.
(a)
Advantages of pressure thermometer
