Physics

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If n moles of an ideal gas are compressed isothermally from an initial volume V1 to a final volume ... Started by nmorano1	1 Replies 49 Views	Aug 6, 2020 by djpooyouma
For a pair of dice, how many microstates are there that result in the macrostate of rolling a 7? Started by Jipu 123	1 Replies 72 Views	Aug 6, 2020 by softEldritch
Find the change in entropy (in J/K) when 5.00 moles of an ideal monatomic gas are allowed to expand ... Started by evelyn o bentley	1 Replies 66 Views	Aug 6, 2020 by kaillie
Exactly 500 grams of ice are melted at a temperature of 32F. (Lice = 333 J/g.) The change in entropy ... Started by Mollykgkg	1 Replies 318 Views	Aug 6, 2020 by soda0602
By operating a reversible heat engine with an ideal gas as the working substance in a Carnot cycle ... Started by imanialler	1 Replies 90 Views	Aug 6, 2020 by Gabe
An ideal gas is allowed to undergo a free expansion. If its initial volume is V1 and its final ... Started by fnuegbu	1 Replies 62 Views	Aug 6, 2020 by mk6555
An engine is designed to obtain energy from the temperature gradient of the ocean. What is the ... Started by asan beg	1 Replies 45 Views	Aug 6, 2020 by vboyd24
An adiabatic free expansion of a gas in a thermally isolated container is not reversible because Started by ENagel	1 Replies 50 Views	Aug 6, 2020 by Mholman93
All real engines are less efficient than the Carnot engine because Started by vicotolentino	1 Replies 45 Views	Aug 6, 2020 by ghepp
A violation of the second law of thermodynamics would occur if Started by londonang	1 Replies 49 Views	Aug 6, 2020 by duy1981999
A violation of the second law of thermodynamics would occur if Started by james0929	1 Replies 39 Views	Aug 6, 2020 by Cheesycrackers
A vessel containing 5.0 kg of water at 10C is put into a refrigerator. The 1/7 HP motor (1 HP = 746 ... Started by mikaylakyoung	1 Replies 60 Views	Aug 6, 2020 by scikid
A steam engine is operating at its theoretical maximum efficiency of 60%. If the waste heat has a ... Started by jake	1 Replies 207 Views	Aug 6, 2020 by tandmlomax84
A new electric power plant has an efficiency of 42%. For every 100 barrels of oil needed to run the ... Started by ap345	1 Replies 61 Views	Aug 6, 2020 by ladyjames123
A homeowner has a new oil furnace which has an efficiency of 60%. For every 100 barrels of oil ... Started by jace	1 Replies 39 Views	Aug 6, 2020 by scikid
A heat engine absorbs 2 500 J of heat from a hot reservoir and expels 1 000 J to a cold reservoir. ... Started by WhattoUnderstand	1 Replies 85 Views	Aug 6, 2020 by essyface1
A gasoline engine absorbs 2 500 J of heat and performs 1 000 J of mechanical work in each cycle. The ... Started by saraeharris	1 Replies 115 Views	Aug 6, 2020 by duke02
A Carnot cycle, operating as a heat engine, consists, in the order given, of Started by vHAUNG6011	1 Replies 92 Views	Aug 6, 2020 by soda0602
100 grams of molten lead (600C) is used to make musket balls. If the lead shot is allowed to cool to ... Started by aabwk4	1 Replies 106 Views	Aug 6, 2020 by briseldagonzales
One end of a copper rod is in thermal contact with a hot reservoir at T = 500 K and the other end is ... Started by jeatrice	1 Replies 56 Views	Aug 6, 2020 by reversalruiz
In a nuclear power plant, the reactor produces 500C steam that is used to power the steam turbines ... Started by yoooooman	1 Replies 77 Views	Aug 6, 2020 by juliaf
Which statement below is NOT an assumption made in the molecular model of an ideal gas? Started by tnt_battle	1 Replies 52 Views	Aug 6, 2020 by jojobee318
When we say that the speed of sound is measured under adiabatic conditions we assume that Started by dakota nelson	1 Replies 53 Views	Aug 6, 2020 by bassamabas
When we consider a thin horizontal layer of the atmosphere, of thickness dy, of area A, with ... Started by nautica902	1 Replies 82 Views	Aug 6, 2020 by AaaA
Two tanks of gas, one of hydrogen, H2, and one of helium, He, contain equal masses of gas. The ... Started by Yolanda	1 Replies 132 Views	Aug 6, 2020 by momo1250