Plasma physics MCQs

By: Prof. Dr. Fazal Rehman | Last updated: May 20, 2025

1. : Sun is heated by which source…
(A) Atoms
(B) Fission
(C) Ions
(D) Nuclear fusion

2. : Plasma and light produces electric current when passed through…
(A) Sulphur
(B) Hydrogen
(C) Oxygen
(D) Neon gas

3. : Plasma is created by magnetic fields which is known as…
(A) Stable state
(B) Shifted state
(C) Metastable state
(D) All of above

4. : Plasma is discovered by which English scientist…
(A) William Crookes
(B) Wilson
(C) Watson
(D) None of above

5. : Particle accelerators and lasers are used to drive…
(A) Motors
(B) Fans
(C) Plasma
(D) Cars

6. : Molar heat of vaporization (quantity of liquid) needs is…
(A) 1 mole
(B) 5 mole
(C) 8 mole
(D) None of above

7. : Energy change is called as enthalpy change, when it occurs at…
(A) Varied pressure
(B) Constant pressure
(C) Constant volume
(D) None of above

8. : Phase changes are usually…
(A) High energy
(B) Exothermic
(C) Endothermic
(D) None of above

9. : Usually enthalpy changes are which of below…
(A) Negative
(B) Positive
(C) Neutral
(D) None of above

10. : Measurement of molar heat of vaporization pressure is…
(A) 1 atm
(B) 3 atm
(C) 1 atm
(D) None of above

11. : The process to separate insoluble particles from liquids process is called …
(A) Drying
(B) Sieving
(C) Filtration
(D) None of above

12. : If funnel tip touches side of beaker it avoids
(A) Backflow
(B) Bubbling
(C) Bumping
(D) Splashing