MCQ 11 MarkWater expands on reducing its temperature below __________ ${ }^{\circ} C$.A$0$✓$4$C$12$D$5$AnswerCorrect option: B. $4$$4$View full question & answer→
MCQ 21 MarkThe SI unit of heat is _______________.AcalorieBjouleC$kcal / kg ^{\circ} C$D$cal / g ^{\circ} C$AnswerSELFView full question & answer→
MCQ 31 MarkThe vapour content in the air is measured using a physical quantity called _____________.✓Absolute humidityBRelative humidityCDew pointDHumidityAnswerCorrect option: A. Absolute humidityAbsolute humidityView full question & answer→