Copper can be converted into gold by ?

Related Mcqs:

1. Basic metals can be converted into gold by ?

   A. Heating
   B. Beating
   C. Artificial nuclear radioactivity
   D. Chemical reaction

2. The ratio of pure gold in 18 carat gold is _______________?

   A. 0.5
   B. 0.9
   C. 0.8.5
   D. 0.75

   Submitted by: WIQAR AHMAD

3. Copper is used in the production of___________?

   A. Brick kilns
   B. Children toys
   C. Kitchen utilities
   D. Electric wires

4. By which process copper is refined ____________?

   A. Roasting
   B. Oxidation
   C. Zone Refining
   D. Electrolysis

   Submitted by: WIQAR AHMAD

5. Television signals are converted into light signals by___________?

   A. Optical fiber
   B. Transistor
   C. Decoder
   D. Photo diode
   E. None of these

6. In a photocell light energy is converted into?

   A. potential energy
   B. chemical energy
   C. heat energy
   D. electrical energy

   Submitted by: Malik Asghar Hussain

7. When a bullet penetrates into a target, the kinetic energy of a bullet is converted into ?

   A. Potential energy
   B. Heat energy
   C. Both B&D
   D. Mechanical energy

   Submitted by: Mansoor Ahmed Suhag

8. Name the Scientist who stated that matter can be converted into energy?

   A. Boyle
   B. Einstein
   C. Avogadro
   D. Lavoisier

   Submitted by: Malik Asghar Hussain

9. Black gold is an oil; Black diamond is_________?

   A. Copper
   B. Iron
   C. Coal
   D. Wood

   Submitted by: Mansoor Ahmed Suhag

10. Which part of the human body contains the most gold?

    A. Liver
    B. Skin
    C. Toenails
    D. Kidney

    Submitted by: Mirza Musawer Jamil