# 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

[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

[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°

[B] 32°

[C] 100°

[D] 212°

4. Which of the following represents the relationship between the Fahrenheit temperature and Celsius temperature?

[A] t

[B] t

[C] t

[D] t

_{f}= (t_{c}x 180)/100 – 32[B] t

_{f}= (t_{c}x 100)/180 – 32[C] t

_{f}= (t_{c}x 100)/180 + 32[D] t

_{f}= (t_{c}x 180)/100 + 325. 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

[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

[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

[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

[B] 4.31 J mol

[C] 6.31 J mol

[D] 8.31 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

[B] -100° C

[C] -273.15° C

[D] 273.15° C

10. What is the relationship between Kelvin scale temperature (T) and Celsius scale temperature (t

_{c})?
[A] T = t

[B] T = t

[C] T = t

[D] T = t

_{c}+ 273.15[B] T = t

_{c}– 273.15[C] T = t

_{c}+ 100[D] T = t

_{c}– 100