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

Related Mcqs:

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

   A. Conduction of heat upward from a hot surface B. Convection from a hot surface C. Absorption of infrared energy that has been radiated from the surface D. Heat energy from the earth’s interior Submitted by: Mansoor Ul Haque...

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. What happens to a person who receives the wrong type of blood?

   A. All the arteries constrict B. All the arteries dialates C. The RBCs agglutinate D. The spleen and lymphnodes deteriorate Submitted by: Malik Asghar Hussain...

4. A boy sitting in an open car moving with the constant speed throws a ball straight up into the air. The ball falls _________?

   A. behind him B. in front of him C. into his hand D. by his side Submitted by: Malik Asghar Hussain...

5. A bird sitting on a high tension electric wire does not get electrocuted because:

   A. Sit has high resistance B. the body is earthed C. it does not form a closed path for the flow of current D. its feet are good insulators Submitted by: Abid Hussain...

6. An active asteroid is discovered near ________ Orbit for the first time in billion years.

   A. Saturn B. Mars C. Neptune D. Jupiter Submitted by: Rashid Mehmood...

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 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...

9. For seeing objects at the surface of water from a submarine under water, the instrument used is ________?

   A. Periscope B. Telescope C. Kaleidoscope D. Spectroscope Submitted by: Rashid Mehmood...

10. _________ is the atmospheric layer that absorbs most of the ultraviolet radiation that Earth receives from the Sun.

    A. Troposphere B. Stratosphere  C. Mesosphere D. Ionosphere Submitted by: Muhammad Abdullah...