_____________ are positively (+) charged particles? - PakMcqs

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1. 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...

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

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

3. 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...

4. In which system of units, gas bills are charged?

   A. SI B. CGS C. BTU D. CNG Submitted by: Ashfaque Ali Khoso...

5. When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is _________?

   A. Visible B. Transparent C. Invisible D. opaque E. None of these...

6. Atom is made up of____________different kinds of subatomic particles:

   A. Three B. Two C. Four D. None...

7. What has no charge, and is one of the fundamental particles making up an atom’s nucleus?

   A. Electron B. Neutron C. Proton D. All of Above Submitted by: Ashfaque Ali Khoso...

8. Who said that light is made of corpuscles/particles?

   A. Maxwell B. Einstein B. Newton D. Huygein Submitted by: Munwar Ali Sohu...

9. The subatomic particles arriving from outer space having high energy are called?

   A. Protons B. Electrons C. Cosmic rays D. None of the above Submitted by: Malik Asghar Hussain...

10. According to Quark theory, there are _________ elementary particles.

    A. Three B. Six C. Nine D. Ten Submitted by: Muhammad Gulfam...