[{"id":211272,"question":"In which given process does the system always return to the original thermodynamic state.","choices":[{"text":"Cyclic","value":"A"},{"text":"Adiabatic","value":"B"},{"text":"isothermal","value":"C"},{"text":"Isobaric","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":211271,"question":"The kinetic molecular model of matter describe matter an being made up of molecules in continuous.","choices":[{"text":"Vibratory motion","value":"A"},{"text":"Random motion","value":"B"},{"text":"rotatory motion","value":"C"},{"text":"Linear motion","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":211270,"question":"A mercury in glass thermometer and thermocouple thermometer are both calibrated using the same fixed point of 0 oC and 100 oc when both temperature are used to measure the temperature of a body the temperature measured on both thermometers will be exactly the same","choices":[{"text":"For all temperatures between 0 oC and 100 o C only","value":"A"},{"text":"Only are the fixed points","value":"B"},{"text":"For all temperatures at all times","value":"C"},{"text":"When converted to the Kelvin scale","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":211269,"question":"Which of the following thermometers is the most suitable for measuring rapidly varying temperature.","choices":[{"text":"Thermocouple thermometer","value":"A"},{"text":"Mercury in glass thermometer","value":"B"},{"text":"Alcohol in glass thermometer","value":"C"},{"text":"Platinum resistance thermometer","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":211268,"question":"An immersion heater rated at 150 W is fitted into a large block of ice at 0 oC. The specific latent heat of fusionism 300 J g-1. How long does it take to melt 10 g of ice.","choices":[{"text":"5 s","value":"A"},{"text":"10 s","value":"B"},{"text":"15 s","value":"C"},{"text":"20 s","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":211267,"question":"Which of the following measures how quickly the thermometer liquid mainly because it","choices":[{"text":"Is coloriess","value":"A"},{"text":"Is a bad conductor of heat","value":"B"},{"text":"Does not expand linearly","value":"C"},{"text":"Has a low boiling point","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":211266,"question":"Which of the following in the best container for gas during adiabatic process.","choices":[{"text":"Copper vessel","value":"A"},{"text":"Thermos flask","value":"B"},{"text":"Glass container","value":"C"},{"text":"Wooden container","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":211265,"question":"A Carnot engine can be 100% efficient of the sink is at.","choices":[{"text":"0 k","value":"A"},{"text":"0 oF","value":"B"},{"text":"0 oC","value":"C"},{"text":"273 K","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":211264,"question":"When a liquid is hated retaining its liquid sate then its molecules gain.","choices":[{"text":"K.E.","value":"A"},{"text":"P.E","value":"B"},{"text":"Heat energy","value":"C"},{"text":"Chemical energy","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":211263,"question":"To which law of thermodynamics, the concept of temperature is related to.","choices":[{"text":"Zeroth law","value":"A"},{"text":"First law","value":"B"},{"text":"Second law","value":"C"},{"text":"Third law","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":211262,"question":"The specific heat of an ideal gas values as","choices":[{"text":"To","value":"A"},{"text":"T1","value":"B"},{"text":"T2","value":"C"},{"text":"T3","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":211261,"question":"On which parameter, the heat capacity of a material depends upon.","choices":[{"text":"Density of the material","value":"A"},{"text":"Specific heat of the material","value":"B"},{"text":"Temperature of the material","value":"C"},{"text":"Structure of the material","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":211260,"question":"What is the minimum number of thermodynamic parameters required to specify the state of gas system.","choices":[{"text":"1","value":"A"},{"text":"2","value":"B"},{"text":"3","value":"C"},{"text":"Infinite","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":211259,"question":"In a vacuum flask the vacuum prevents heat transfer by","choices":[{"text":"Radiation only","value":"A"},{"text":"Conduction only","value":"B"},{"text":"Convection only","value":"C"},{"text":"Conduction and convection","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":211258,"question":"Woolen clothing a effective in keeping us warm because.","choices":[{"text":"An trapped int he wool acts as an insulator","value":"A"},{"text":"Heat loss by convection and radiation is prevented","value":"B"},{"text":"Wool is bad traciator and good absorber of heat","value":"C"},{"text":"Wool can retain high temperatures","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":211257,"question":"A convention current is the movement of fluid caused by the change in.","choices":[{"text":"Pressure","value":"A"},{"text":"Temperature","value":"B"},{"text":"Densities","value":"C"},{"text":"Volume","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":211256,"question":"Convention is the transfer of thermal energy by means of currents in","choices":[{"text":"Pressure","value":"A"},{"text":"Temperature","value":"B"},{"text":"Liquids","value":"C"},{"text":"Fluids","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":211255,"question":"Which of the following parameters does not characterize the thermodynamic state of matter.","choices":[{"text":"Temperature","value":"A"},{"text":"Pressure","value":"B"},{"text":"Volume","value":"C"},{"text":"work","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":211254,"question":"A given mass of air occupies 12 m2 at normal atmospheric pressure if the pressure is increased to 4 times the original value without changing the temperature what volume will the air occupy.","choices":[{"text":"3 cm3","value":"A"},{"text":"6 cm3","value":"B"},{"text":"9 cm3","value":"C"},{"text":"12 cm3","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":211253,"question":"A Carnot engine has the same efficiency between (i) 100 K and 500 K and ii) T and 900 K What will be T.","choices":[{"text":"90 K","value":"A"},{"text":"100 K","value":"B"},{"text":"180 K","value":"C"},{"text":"200 K","value":"D"},{"value":"E"}],"correctAnswer":3}]