(A) O2 and N2
(B) CO and N2
(C) CO2 and water vapours
(D) O2 and water vapours
Answer: (C) CO2 and water vapours
(A) O2 and N2
(B) CO and N2
(C) CO2 and water vapours
(D) O2 and water vapours
Answer: (C) CO2 and water vapours
(A) Low temperature only
(B) High temperature only
(C) Room temperature only
(D) All temperatures
Answer: (D) All temperatures
(A) Weight of displaced liquid
(B) Volume of displaced liquid
(C) Mass of displaced liquid
(D) Density of the displaced liquid
Answer: (A) Weight of displaced liquid
(A) Geothermal energy
(B) Chemical energy
(C) Nuclear energy
(D) Electric energy
Answer: (A) Geothermal energy
(A) Thermodynamics
(B) Electricity
(C) Mechanics
(D) Solid state physics
Answer: (A) Thermodynamics