A 100 kg steel support rod in a building has a length of 2.0 m at a temperature of 200C. The rod supports a load of 6000 kg. Calculate the i. work done by the rod as the temperature increases to 400C, ii. heat added to the rod change in thermal energy of the rod. [448 J/kg/0C,

Q: A scientist adds 193 g of water at 51°C to ice at 0°C. If the final temperature of this closed…

A:

Q: Suppose 13.0 kg of 7.0°C water is mixed with 18.8 kg of 80°C water. If no heat is lost in this…

A: Given: Mass of the water = 13 kg Temperature = 70 C Mass of the water mixed = 18.8 kg The…

Q: An engine has a hot reservoir that contains 20 MJ of heat energy at 400º c, and a cold reservoir…

A: Given that:QH=20 MJTH=400°CQC=15 MJTC=5°C

Q: A quantity of oxygen gas is slowly compressed adiabatically in an insulated container to two-thirds…

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Q: The thermal energy in 8.0 kg of water at 30°C increases by 8000 J. What is its new temperature?

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Q: 19. How much does the temperature increase when 3.00 kg of water is heated by a 900 W immersion…

A: By principle of energy conservation: The energy produced by the heater = increase in internal energy…

Q: 8. The table below shows data from a heating experiment involving four substances of each of mass…

A: The answer is given below

Q: Heat is needed to change 200 g of ice at 0°C to steam at 120°C? Cwater = 4186 J/kg.C⁰ Cvapor = 2010…

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Q: Suppose a woman does 600 J of work and -9400 J of heat transfer occurs into the environment in the…

A: Work, W = 600 JHeat, Q = -9400 JEfficiency, Eff = ?

Q: 3. Suppose that 150 J of work is done on a system and 35.0 cal is extracted from the system as heat.…

A:

Q: 1. A cylinder is pressurized to 3.44 X10^5 Pa. As heat is added and the gas expands, the piston is…

A: Given Data: The pressure inside the cylinder is: P=3.44×105 Pa The initial volume of the cylinder…

Q: (a) Define Specific heat. Write S.I unit of Temperature. (b) A novice skier, starting from rest,…

A:

Q: 4.) A material of mass m is heated using 5.00 calories of heat and its temperature rises by one…

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Q: 8. A container has a volume of 2m3 of diatomic gas at a pressure of 1Pa. How much more thermal…

A: Given data The volume of the container is V = 2 m3. The initial pressure is given as Pi = 1 Pa. The…

Q: 1. Two reversible engines operate in series between a high-temperature (TH) and a low-temperature…

A: Here, High-temperature and low temperature reservoirs.Engine A rejects heat to engine B, which in…

Q: A 90.0-g piece of solid copper at 1000 C is placed in a thermally insulated flask tht contains 40.0…

A: Given,mass of the copper, m = 90.0 gtemperature, Tc = 100 °Cspecific heat, Cc = 0.0920 calg.°Cmass…

Q: A18-kgpiece of aluminum (which has a specific heat of900 J/kg·°C) is warmed so that its…

A:

Q: 4. What is the change in internal energy of a system which does 4.50x10° J of work while 3.00x106 J…

A: Given, system does work of 4.50×105 J , heat transfer into the system is 3.00×106 J and 8.00×106 J…

Q: 1. During the isobaric expansion from A to B represented below, -110 J of heat is removed from the…

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Q: A 450 g metal cube which is originally at 110 degree(s) C oven is dropped into 0.003 m3 of water in…

A: Given: Mass of cube Mc=450g=0.45 kg Initial Temperature of the cube Tic=110°C=383.1500 K Volume of…

Q: A system does 1.80×10* Jof work while 7.50× 10° J of heat transfer occurs to the environment. What…

A: The following data are given: Work done, ∆W=+1.8×108J (positive sign appears because the system is…

Q: 4) A ground source heat pump heats a building by extracting heat from the ground and pumping it into…

A: Part a) Basic Details The heat pump is a device which extracts heat from the cold reservoir from the…

Human Metabolism

Being described as the most complicated machine ever encountered by humans, the human body and the cell metabolism is nothing less than a wonder. Metabolism is the set of life-sustaining chemical reactions within organisms.