In which system of units, gas bills are charged? - PakMcqs

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1. _____________ are positively (+) charged particles?

   A. Neutrons B. Electrons C. Protons D. None of These...

2. ___________are negatively (-) charged particles of an atom?

   A. Protons B. Neutrons C. Electrons D. None of These...

3. Which of the following is a positively charged particle emitted by a radioactive element?

   A. Beta Rays B. Alpha Rays C. Gamma Rays D. None of these Submitted by: AKBAR ALI...

4. The solar wind is a stream of charged particles mostly?

   A. protons and electrons; flows out from the sun B. electrons; flows out from the sun C. protons; flows out from the sun D. protons and electrons; revolves around the sun Submitted by: Muhammad Abdullah...

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

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

6. 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...

7. As comets get close to the sun, they start to “melt” and release gas and dust. This gas and dust forms what?

   A. “coma” around the comet’s nucleus and a long tail that points away from the sun B. “coma” that points away from the sun and a long tail around the comet’s nucleus C. Only “coma” around the comet’s nucleus D. Only a long tail that points away from the sun Submitted by: Muhammad Abdullah...

8. What are the three basic units of measurement for the metric system?

   A. Metre, litre and gramme B. Centimetre, kilograms and metric C. Kilogram, mass and energy D. Kelvin, cd and mole Submitted by: Ashfaque Ali Khoso...

9. Units of electricity consumed by 2500 watt air-conditioner in one hour are_________?

   A. 25 units B. 2.25 units C. 2.5 units D. 0.25 units Submitted by: Ashfaque Ali Khoso...

10. The mean distance of the earth from the sun is astronomical units is____________?

    A. 3.7 AU B. 10 AU C. 1 AU D. 101 AU Submitted by: Shahbaz Jiskani...