A steel rod of length L and diameter D, fixed at both ends, is uniformly heated to a temperature rise of AT. The Young's modulus is E and the coefficient of linear expansion is a. The thermal stress in the rod is
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A: Given data: Conductivity of the layers: K1=1 W/m.K K2=2K1=21 W/m.K =2 W/m.K K3=2K2=22 W/m.K =4…
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Q: A 69.77 gram brass is kept initially at a high temperature Tc then is dropped into 118.16 gram of…
A: Given that Mass of the brass is m1 = 69.77 gm Mass of the water is m2 = 118.16 gm initial…
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A: Note: Since you have asked multiple questions, we will solve the first question for you. If you want…
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Q: Consider a long brass bar of cross sectional area 2.41 x10−4 m2. The hot end is maintained at 421.3…
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A: The angular momentum of the system will be conserved. hence, I1ω1=I2ω2 hence ω1ω2=I2I1 The moment…
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Q: A walrus transfers energy by conduction through its blubber at the rate of 150 W when immersed in…
A: Given: P = 150 W T1 = −1.00 ºC T2 = 37.0 ºC A = 2.00 m2 K = 0.2 W/m C
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A: The thermal conductivity of the material, k=0.16 W/m·°C. The total area of cross-section, A=6.2 m2.…
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A: Convert the temperature of the outer diameter of the shaft to Kelvin.
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A: Formula for volume expansion : ∆V=Vo3α∆T
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Q: A steel rod is initially 1 meter long at a temperature of 20°C. Assuming that the expansion is…
A: Original length (L0) of the steel rod = 1 meter.Initial temperature (T0) of the steel rod = .Final…
Q: The coefficient of heat expansion for Aluminum is 2.4 ×10−5 °C−1. A 360 m bridge made of aluminum…
A: Given heat expansion for Aluminum = 2.4 ×10−5 °C−1 initial length of bridge = 360 m Change in…
Q: A walrus transfers energy by conduction through its blubber at the rate of 150 W when immersed in…
A: The rate of heat conduction is given by P=Qt=kA∆Td Rearranging the equation gives d=kA∆TP
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Q: A length of steel is 31 m long and is clamped rigidly at each end when at 0 degrees C. If the…
A: We know, ∆L=αL∆T∆LL=α∆T
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A: Given, The initial weight of the sinker is Wo The apparent weight of the sinker at T1 is W1. The…
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A: Given Data: The diameter of brass ring is, db = 10 cm. The diameter of aluminium rod is, da = 10.01…
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Q: An electric stove burner has surface area 325 cm² and emissivity e = 1. The burner consumes 1500 W…
A: We are aware that an electric stove burner has a surface area of 325 cm2, an emissivity of 1,…
Q: A large steel wheel is to be fitted on to a shaft of the same material. At 27°C, the outer diameter…
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