ECAT Physics MCQS Thermodynamics Online Test 5

the-amount-of-heat-required-to-raise-the-temperature-of-one-mole-of-a-substance-through-1-26-nbsp-3-bk-is-called-3-a_-_molar-specific-heat,the-approximate-efficiency-of-dry-cell-battery-is-3-a_-_90-25,the-carnot-cycle-can-be-shown-by-which-graph-3-a_-_p-v-graph,the-change-in-entropy-of-a-system-is-given-by-3-a_-_5-c-28-5-c-delta-s-3-d-0-crac-7-b-5-c-delta-q-7-d-7-bt-7-d-5-c-29,the-change-in-internal-energy-is-defined-as-3-a_-_q-w,the-conversion-of-available-heat-energy-into-work-by-a-petrol-engine-is-about-3-a_-_25-25,the-curve-representing-an-adiabatic-process-is-called-3-a_-_an-adiabatic,the-difference-between-c-3-csub-3-ep-3-c-2-fsub-3-e-and-c-3-csub-3-ev-3-c-2-fsub-3-e-is-equal-to-3-a_-_general-gas-constant,the-dimensions-of-entropy-are-3-a_-_5-bml-3-csup-3-e-2-3-c-2-fsup-3-et-3-csup-3-e-2-3-c-2-fsup-3-ek-3-csup-3-e-1-3-c-2-fsup-3-e-5-d,the-dimensions-of-entropy-are-3-a_-_5-c-28-5-bml-5-e-2-t-5-e-7-b-2-7-dk-5-e-7-b-1-7-d-5-d-5-c-29,the-direction-of-flow-of-heat-between-two-bodies-in-thermal-contact-is-determined-by-3-a_-_kinetic-energies,the-efficiency-of-a-carnot-engine-is-3-a_-_less-than-one,the-efficiency-of-a-carnot-heat-engine-is-100-25-if-temperature-of-sink-t-3-csub-3-e-2-3-c-2-fsub-3-e-is-3-a_-_0-k,the-efficiency-of-diesel-engine-is-about-3-a_-_35-25-to-40-25,the-efficiency-of-heat-engine-whose-sink-is-at-17-26-nbsp-3-b-3-csup-3-eo-3-c-2-fsup-3-ec-and-source-at-200-26-nbsp-3-b-3-csup-3-eo-3-c-2-fsup-3-ec-is-3-a_-_38-25,the-efficiency-of-heat-engine-whose-sink-is-at-17-c-2-b-0-c-and-source-at-200-c-2-b-0-c-is-3-a_-_38-25,the-entropy-of-the-universe-with-passage-of-time-3-a_-_increases,the-entropy-of-the-universe-with-passage-of-time-is-3-a_-_increases,the-first-law-of-thermodynamics-can-be-expressed-mathematically-as-3-a_-_q-3-d-e-2-88-86-u-2-b-w,the-first-law-of-thermodynamics-for-an-isothermal-process-is-3-a_-_q-3-d-w,the-work-done-in-isochoric-process-is-3-a_-_variable,which-is-an-example-of-irreversible-process-3-f_-_explosion