[{"id":1072134,"question":"What is teh reverse process of sublimation called.","choices":[{"text":"Melting","value":"A"},{"text":"Deposition","value":"B"},{"text":"Freezing","value":"C"},{"text":"Boiling","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1072133,"question":"The direct conversion of a solid to vapours without metlting is called.","choices":[{"text":"Boiling","value":"A"},{"text":"Freezing","value":"B"},{"text":"Sublimation","value":"C"},{"text":"Condensation","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1072132,"question":"Which two factors are applied to convert sublimation inks into vapour.","choices":[{"text":"Cold and light","value":"A"},{"text":"Heat of pressure","value":"B"},{"text":"Water and air","value":"C"},{"text":"Light and heat","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1072131,"question":"Which process is used in teh workign of air fresheners.","choices":[{"text":"Evaporation","value":"A"},{"text":"Condensation ","value":"B"},{"text":"Deposition","value":"C"},{"text":"Sublimation","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":1072130,"question":"The formation of frost in winter is an example of which process.","choices":[{"text":"sublimation","value":"A"},{"text":"Evaporation ","value":"B"},{"text":"Deposition","value":"C"},{"text":"Condensation","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1072129,"question":"Which substances is used to keep incects away from woollen clothes throught sublimation ","choices":[{"text":"Salt crystals","value":"A"},{"text":"Naphtalene balls ","value":"B"},{"text":"sugar cubes","value":"C"},{"text":"Dry ice","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1072128,"question":"What is the erverse process of sublimetion called.","choices":[{"text":"Melting ","value":"A"},{"text":"Deposition","value":"B"},{"text":"Freezing ","value":"C"},{"text":"Boiling","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1072127,"question":"The direct conversions of a solid to vapours without melting is called.","choices":[{"text":"Boiling","value":"A"},{"text":"Freezing","value":"B"},{"text":"sublimation","value":"C"},{"text":"Condensation","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1072126,"question":"the temperature of a liquid at which the vapour pressure of liquid becomes equal to the atmosphereic pressure is called its.","choices":[{"text":"Melting point","value":"A"},{"text":"Boiling point","value":"B"},{"text":"Condensation point","value":"C"},{"text":"Evaporation","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1072125,"question":"When a gas is cooled the kinetic energy of its molecules.","choices":[{"text":"Decreases","value":"A"},{"text":"Increases","value":"B"},{"text":"Remains constant","value":"C"},{"text":"Becomes Zero","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1072124,"question":"In Karachi the boiling point of wate ris.","choices":[{"text":"25 oC","value":"A"},{"text":"50 oC","value":"B"},{"text":"75 oC","value":"C"},{"text":"100 oC","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":1072123,"question":"Which of these factors increases the rate of evaporation ","choices":[{"text":"Increasing the surface area","value":"A"},{"text":"Decreasingt the temperature","value":"B"},{"text":"Increasing internal presure","value":"C"},{"text":"Keeping the container closed","value":"D"},{"value":"E"}],"correctAnswer":1}]