ME 200 Exam1 with Questions and Correct Answers 2025.

ME 200 Exam1 with Questions and Correct
Answers 2025




For,.a,.substance,.near,.the,.saturation,.dome,.(on,.either,.side,.of,.it/under,.it),,.phase,.can,.al
ways,.be,.determined,.knowing,.pressure,.and,.temperature.,.(True,.or,.False),.-
,.CORRECT,.ANSWER-False


For,.a,.substance,.near,.the,.saturation,.dome,.(on,.either,.side,.of,.it/under,.it),,.phase,.can,.al
ways,.be,.determined,.knowing,.pressure,.and,.specific,.volume.,.(True,.or,.False),.-
,.CORRECT,.ANSWER-True


At,.critical,.point,,.the,.specific,.internal,.energy,.of,.saturated,.liquid,.is,.equal,.to,.specific,.inte
rnal,.energy,.of,.saturated,.vapor.,.(True,.or,.False),.-,.CORRECT,.ANSWER-True

A,.constant,.mass,.system,,.having,.negligible,.changes,.in,.KE,.and,.PE,,.is,.supplied,.with,.2
0,.kJ,.of,.work,.and,.heat,.transfer,.of,.50,.kJ,.occurs,.from,.the,.system,.to,.surroundings.,.Doe
s,.the,.energy,.of,.the,.system,.(Decrease,.or,.Increase,.or,.Remain,.the,.same)?,.-
,.CORRECT,.ANSWER-Energy,.Decreases


A,.closed,,.rigid,.tank,.contains,.a,.saturated,.liquid-
vapor,.mixture,.(V,.<,.Critical).,.When,.the,.tank,.is,.heated,.to,.a,.pressure,.below,.critical,.pres
sure,,.the,.possible,.final,.phase(s),.is/are,.(Saturated,.liquid-
vapor,.mixture,,.Saturated,.liquid,,.Saturated,.vapor,,.Compressed,.liquid,,.Superheated,.va
por).,.-,.CORRECT,.ANSWER-Saturated,.liquid-
vapor,.mixture,,.Saturated,.liquid,,.or,.Compressed,.liquid

Consider,.a,.lightbulb,.powered,.by,.electricity.,.Assume,.positive,.signs,.for,.heat,.transfer,.int
o,.the,.system,.and,.for,.work,.output,.from,.the,.system.,.Which,.of,.the,.following,.is,.true,.con
cerning,.lightbulb,.as,.the,.system?
W ,.>,.0,,.Q,.>,.0
W ,.>,.0,,.Q,.<,.0
W ,.<,.0,,.Q,.<,.0
W ,.<,.0,,.Q,.>,.0,.-,.CORRECT,.ANSWER-W ,.<,.0,,.Q,.<,.0