The atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating _____________________?

Related Mcqs:

1. Water is heated in a kettlE. The inside water is heated by convection. A person sitting near the fire receives heat by ________?

   A. Conduction
   B. Convection
   C. Radiation
   D. Reflection
   E. None of these

2. If steel is heated to a temperature well below red heat and is then cooled slowly, the process is called_________?

   A. Annealing
   B. Quenching
   C. Tempering
   D. Nitriding

   Submitted by: Muhammad Ali Kunbhar

3. Which among the following is the correct sequence of the various layers of the Atmosphere from the Earth’s surface?

   A. Ionosphere, Mesosphere, Stratosphere, Troposphere
   B. Mesosphere, Stratosphere, Ionosphere, Troposphere
   C. Troposphere, Stratosphere, Mesosphere, Ionosphere
   D. Troposphere, Ionosphere, Stratosphere, Mesosphere

   Submitted by: ★ ɪʟʏᴀsɪʟᴜ ★

4. The snow on the mountains does NOT melt all at once when it is heated by the sun because:

   A. it becomes very hard
   B. it reflects most of the heat from the sun
   C. it has a low specific heat capacity
   D. it has a high latent heat of fusion

   Submitted by: Abid Hussain

5. Which layer of the atmosphere reflects radio waves back to the earth’s surface?

   A. Troposphere
   B. Stratosphere
   C. Ozone layer
   D. Ionosphere

   Submitted by: Aamir Hussain Laghari

6. In which layer of atmosphere does commercial aircrafts usually fly?

   A. Stratosphere
   B. Troposphere
   C. Mesosphere
   D. Thermosphere

   Submitted by: Kashif Ashraf

7. Crude Oil is heated in the furnace up to _________?

   A. 300°C
   B. 350°C
   C. 400°C
   D. 450°C

   Submitted by: Warraich

8. The increasing vapor pressure caused by heating a liquid is due to___________?

   A. increase inter-molecular interactions
   B. increasing potential energy of molecules
   C. increasing kinetic energy of molecules
   D. decreasing surface tension

   Submitted by: Mansoor Ul Haque

9. Which Vitamin gets destroyed on heating?

   A. B
   B. E
   C. K
   D. C

   Submitted by: WIQAR AHMAD

10. Coke is made by heating coal in the absence of air at__________?

    A. 700 °C
    B. 900 °C
    C. 1300 °C
    D. 1700 °C

    Submitted by: Ashfaque Ali Khoso