# Physics GK 17 - Heat & Heat Transmission

1. What do we call the energy transferred between two systems by virtue of temperature difference?
[A] Kinetic Energy
[B] Potential Energy
[C] Heat Energy
[D] Mechanical Energy

2. What is the S.I unit of heat energy?
[A] Joule
[B] Kelvin
[C] Candela
[D] Ampere

3. What is the freezing point of water as per the Fahrenheit scale?
[A] 0°
[B] 32°
[C] 100°
[D] 212°

4. Which of the following represents the relationship between the Fahrenheit temperature and Celsius temperature?
[A] tf = (tc x 180)/100 – 32
[B] tf = (tc x 100)/180 – 32
[C] tf = (tc x 100)/180 + 32
[D] tf = (tc x 180)/100 + 32

5. Which of the following represents Boyle’s law?
[A] Pressure = Volume when temperature is constant
[B] Pressure x Volume = constant when temperature is constant
[C] Pressure =2 x Volume when temperature is constant
[D] None of the above

6. Which of the following represents Charles’ law?
[A] Volume x Temperature = constant when Pressure is constant
[B] Volume/Temperature = constant when Pressure is constant
[C] Temperature = Volume when Pressure is constant
[D] None of the above

7. Which of the following represents ideal gas law?
[A] PVT = constant
[B] PT/V = constant
[C] PV/T = constant
[D] VT/P = constant

8. What is the value of universal gas constant?
[A] 2.31 J mol-1 K–1
[B] 4.31 J mol-1 K–1
[C] 6.31 J mol-1 K–1
[D] 8.31 J mol-1 K–1

9. Which of the following represents the absolute zero temperature?
[A] 0° C
[B] -100° C
[C] -273.15° C
[D] 273.15° C