The gas usually filled in the electric bulb is___________?

Related Mcqs:

1. According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in____________?

   A. 1 hours
   B. 5 hours
   C. 10 hours
   D. 15 hours

   Submitted by: WIQAR AHMAD

2. who invented bulb?

   A. Philips
   B. Robert
   C. Edison
   D. Willium

   Submitted by: Aftab Ali

3. According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in_________?

   A. 2 hours
   B. 5 hours
   C. 8 hours
   D. 10 hours

   Submitted by: Ashfaque Ali Khoso

4. The gas used in a refrigerator to cool water is___________?

   A. Nitrogen
   B. Carbon dioxide
   C. Methane
   D. Tetrafluoroethane

   Updated by: NoumaN

5. The chemical name of Laughing gas is___________?

   A. Nitric oxide
   B. Nitrogen dioxide
   C. Nitrogen pentoxide
   D. Nitrous oxide

   Submitted by: Iram Saleem

6. When an acid reacts with a metal, which one of the following gas is usually liberated?

   A. Ammonia Gas
   B. Chlorine
   C. Oxygen
   D. Hydrogen gas

   Submitted by: Rashid Mehmood

7. When water is filled in a bottle and is allowed to freeze, the bottle breaks because

   A. Water expands on freezing
   B. Bottle contracts at freezing point
   C. temperature outside the bottle is less than that inside the bottle.
   D. None of the above

8. Balloons are filled with _________ ?

   A. Nitrogen
   B. Helium
   C. Oxygen
   D. Argon

   Submitted by: Ali Mallah

9. The gas, commonly known as “laughing gas”, is

   A. Carbon Dioxide
   B. Sulfur Dioxide
   C. Nitrous Oxide
   D. Sodium Oxide

10. Which of the gas is not known as green house gas?

    A. Methane
    B. Nitrous oxide
    C. Carbon dioxide
    D. Hydrogen

    Submitted by: Farjan Ahmed Soomro