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WorksheetsTemperature Heat Sensor
Total questions: 10
Worksheet time: 6mins
What is absolute zero in Celcius?
-273.1
273.1
0
100
Which one is incorrect about heat
a form of energy
Joules (SI) are used to define heat energy
heat is measured by temperature
Specific heat is
the quantity of temperature required to raise energy of a given weight of a material by 1J
the quantity of heat energy required to raise the temperature
of a given weight of a material by 1°
What is conduction
the transfer of heat due to motion of elevated temperature particles in a material (liquid and gases)
the flow of heat through a material
Which one in the following is not used as temperature measuring device
Thermometer
Resistance temperature device (RTD)
Thermal spring
Pressure spring thermometer
Below is the application consideration except
Size
Range and accuracy
Cost
Thermal time constant
Which one is the characteristics of thermocouple sensor
Low cost
Slow response
Poor linearity
What is pyrometer
a number of thermocouples connected in series, to increase the
sensitivity and accuracy by increasing the output voltage when measuring low temperature differences
devices that measure temperature by sensing the heat radiated
from a hot body through a fixed lens that focuses the heat energy on to a thermopile
Semiconductor is temperature sensing
True
False
You can check your body temperature using thermometer
True
False
