A rod CD of thermal resistance joined at the middle of an identic shown in figure, The end A, B maintained at 200°C, 100°C respectively. The heat current in CD
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A: Given: The initial temperature of copper wire is Ti=23∘C. The voltage of potential source is V0=10…
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Q: is available in the electric systems and mechanical systems. no medium liquid air gas
A: air or gas ,are available in the electrical and mechanical systems .
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A: The two possible methods of protection for aircraft wiring are fuse circuit breaker.
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Q: Conduction Homeworl The in sida.of house is 3o'c. The at your outside 5.e. You have e wall, which…
A: The heat transfer rate through a wall having a temperature gradient is given by Q˙ = kA∆TL, where k…
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A: Formula for Heat liberated, H = I2 * R * T or H = T * V2 / R Data given : Time, T = 1 minute = 60…
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Q: How much energy is required to heat 50 gallons of water from 20C to 130F? Note the unit change.…
A: The required expression for the energy is,
Q: Is the rate the conduction expected to be the same through all sections of a large glass window?
A: Rate of conduction is the amount of heat transferred and is equals to, Qt=kAT2-T1d Here, k is the…
Q: The thermal conductivity of a material depends only on the type of and is a constant. If a material…
A: The thermal conductivity of a material is a measure of its ability to conduct heat.
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A: Usually insulators are made by mixing fibers, powders of flakes of insulating materials with air.
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Q: Explain referigerators and heat pumps.
A: Refrigerator:The process of removing heat from bodies colder than their surroundings is called…
Q: 0.165 kg of water at 88.0o C is poured into an insulated cup containing 0.204 kg of ice initally at…
A: Solution: Given Values, mass of water (m)=0.165 Kgchange of Temperature (δT)=880 C
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Q: What types of refrigeration units are used to chill water for air-conditioning purposes?
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A: In metals, the Fermi energy gives us information about the velocities of the electrons which…
Q: An electric shower is capable of heating water from 10 C to 55 "C when the flow rate is 0.0400 kgs.…
A: Given that:T1=10°CT2=55°Cm˙=0.0400 kgs-1
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A: Given: The mass m = 140 mg = 0.14 g Room temperature T = 20 oC Final temperature T' = 100 oC Note:…
Q: If the air from the previous problem on the airtight room loses 350 kJ of heat, What would be the…
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Q: 2000W heater is immersed in water at 100*C. deterine the time rate of vapourisation of water.
A: given that, power, P = 2000 W let L is the latent heat of vaporization, L = 540 cal = 540×4.2 = 2268…
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Q: If the refrigerator door is left open, what happens to the temperature of the kitchen?
A: Entropy in thermodynamics is defined as the degree of randomness or disorder in a system. The…
Q: The heat of 50MJ in joule is?
A: Heat.
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A: The relation between temperature in kelvin and the temperature in Celsius is: Convert the…
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Q: A 50- cm - diamc ter pipeline in the Arctic carrics hot oil where the outar surfaco is maintained at…
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Q: Sslg ala The body loses.. Of its heat body through * radiation 40% O 65% O 30% O 2% O 85% O
A: Radiation is the process in which there is a transfer of heat from one object to other without any…
Q: The heat produeed by a l00 W heatu in 2 minutes is ?
A: Given:power P = 100 wtime t = 2 minutestime t = 2 x 60 = 120 sec
Q: An aluminium spere is 8.75 cm in diameter. What will be its % change in volume if it is heated from…
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Q: A pipe is insulated to reduce the heat loss from it. However, measurements indicate that the rate of…
A: Yes, the measurements can be right.
Q: A 10KW immersion heater is placed in a pot containing two liter of water at 23°C. How long will it…
A: Given that:- Power of heater, P = 10 kW = 10 × 103 W Volume, V = 2 L = 2 × 10-3 m3 Temperature, T1 =…
Q: Water enters a boiler at 500 psia as a saturated liquid and leaves at 600°F at the same pressure.…
A: The flow inside the pipe is shown as, Where, P = pressure of boiler T2 = exit temperature of water,
Q: An electric kettle was marked 500 Watt, 230 volt and was found to bring one kg of water at 15 degree…
A:
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