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Thermodynamics Viva Questions. We covered all the Thermodynamics Viva Questions in this post for free so that you can practice well for the exam.
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Thermodynamics Viva Objective Questions for Students
The normal body temperature of a healthy adult is
a) 37° Celsius
b) 37° Fahrenheit
c) 98.4° Celsius
d) 98.4° Kelvin
Option a – 37° Celsius
The average human body temperature on the Kelvin scale is
a) 280
b) 290
c) 300
d) 310
Option d – 310
If the body temperature is 98.4°F, its equivalent in Celsius is approximately
a) 40.16
b) 36.89
c) 35.72
d) 32.36
Option b – 36.89
In cold climates, Alcohol is used instead of mercury in thermometers because
a) Alcohol has a lower freezing point
b) Alcohol conducts Heat better
c) Alcohol is less expensive than mercury
d) Alcohol production exceeds mercury production
Option a – Alcohol has a lower freezing point
The total Heat in calories needed to convert 1 gram of ice at 0°C into steam at 100°C is roughly
a) 80
b) 336
c) 720
d) 620
Option c – 720
At what temperature do Centigrade and Fahrenheit scales show the same reading?
a) -40°
b) 212°
c) 40°
d) 100°
Option a – -40°
Steam at 100°C can cause more severe burns than boiling water at the same temperature because
a) Steam is a gas
b) Steam carries more Heat energy
c) Steam is highly flammable
d) Steam exerts higher pressure
Steam burns the skin more than boiling water because
a) Steam contains latent Heat
b) Steam penetrates the body
c) Steam has more energy
d) Steam is lighter than air
Option a – Steam contains latent Heat
At what Celsius temperature is the Fahrenheit reading exactly twice the Centigrade reading?
a) -6.7°C
b) -12.3°C
c) 12.3°C
d) 160°C
Option d – 160°C
We covered all the Thermodynamics Viva Questions above in this post for free so that you can practice well for the exam.
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