In an oil lamp, the oil rises up in the wick due to?

Related Mcqs:

1. Oil rises in a wick of oil lamp on account of a property of matter is called?

   A. Angle of projection
   B. Determines
   C. Capillary action
   D. Refraction of light

   Submitted by: Mansoor Ahmed Suhag

2. Oil rises up to wick in a lamp because_____________?

   A. Oil is very light
   B. Oil is volatile
   C. Diffusion of oil through the wick
   D. Capillary action phenomenon

   Submitted by: Hafeez Alam Saila

3. A glass chimney stops an oil lamp from smoking because:

   A. It increases the supply of oxygen to the flame by convection
   B. The heat produced ensures complete
   C. Both to these
   D. Neither of these

   Submitted by: hamza

4. As the temperature of ice rises, the ice melts and its density?

   A. Decreases
   B. Remain constant
   C. Increases
   D. Increases upto 10C

   Submitted by: Ashfaque Ali Khoso

5. When oil and gas resources are burnt they kill many forests and lakes by ________________ ?

   A. deforestation
   B. water pollution
   C. acid rain
   D. forest fire

   Submitted by: Mansoor Ul Haque

6. Oil of vitriol is_________?

   A. Nitric acid
   B. Hydrochloric acid
   C. Phosphoric acid
   D. Sulfuric acid

   Submitted by: ABDUL HAYEE

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

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

   Submitted by: Mansoor Ahmed Suhag

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

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

   Submitted by: Warraich

9. What is the chemical name of Oil of Vitriol?

   A. Hydrochloric Acid
   B. Sulphuric Acid
   C. Nitric Acid
   D. Muriatic Acid

   Submitted by: Shaan Ahmed

10. The blueness of the sky is mainly due to _____________?

    A. The scattering of sunlight by air molecules
    B. The presence of water vapor
    C. Absorption of blue light by the air
    D. Emission of blue light by the atmosphere

    Submitted by: Mansoor Ul Haque