[{"id":211352,"question":"The specific heat of liquid","choices":[{"text":"Decreases with temperature","value":"A"},{"text":"Increases with temperature","value":"B"},{"text":"Remains constant with change in temperature","value":"C"},{"text":"Increases with pressure","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":211351,"question":"The product of mass and specific heat of a substance is called.","choices":[{"text":"Latent heat","value":"A"},{"text":"Water equivalent","value":"B"},{"text":"Atomic heat","value":"C"},{"text":"Heat capacity","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":211350,"question":"What makes the air coming out of a punctured tyre cool.","choices":[{"text":"Isothermal expansion","value":"A"},{"text":"Adiabatic expension","value":"B"},{"text":"Flow at high speed","value":"C"},{"text":"Atmospheric pressure","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":211349,"question":"How solid hydrogen is obtained.","choices":[{"text":"By cascade 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associated with","choices":[{"text":"Isothermal process","value":"A"},{"text":"Adiabatic process","value":"B"},{"text":"Isochoric process","value":"C"},{"text":"Isoteric process","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":211338,"question":"If temperature of the sink is decreased the efficiency of a Carnot engine","choices":[{"text":"Increases","value":"A"},{"text":"Decreases","value":"B"},{"text":"Remains constant","value":"C"},{"text":"First increases and thend ecreases","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":211337,"question":"An ideal engine can be 100% efficient only if its exhaust temperatute.","choices":[{"text":"Equal to input temperature","value":"A"},{"text":"Less than is input temperature","value":"B"},{"text":"More than its input temperature","value":"C"},{"text":"0 <sup>o</sup>C","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":211336,"question":"The specific heat of a substance is a function of its","choices":[{"text":"mass","value":"A"},{"text":"Weight","value":"B"},{"text":"Volume","value":"C"},{"text":"<div>Molecular structure</div>","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":211335,"question":"The specific heat of all gases increases with temperature at high temperature decreases at low temperature expectation is","choices":[{"text":"Oxygen gas","value":"A"},{"text":"Nitrogen gas","value":"B"},{"text":"Mono atomic gas","value":"C"},{"text":"Dia atomic gas","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":211334,"question":"In ideal gas equation PV = nRT , R is","choices":[{"text":"Universal gas constant","value":"A"},{"text":"Avogadro's number","value":"B"},{"text":"Plank's constant","value":"C"},{"text":"Gravitational constant","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":211333,"question":"Which gas strictly obeys gas laws.","choices":[{"text":"Hydrogen gas","value":"A"},{"text":"Inert gas","value":"B"},{"text":"Ideal perfect 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