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...