Plasma physics MCQs

Plasma physics MCQs

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