A steel beam is used in the construction of a skyscraper. By what fraction ΔL/L0 does the length of the beam increase when the temperature changes from that on a cold winter day 4.2°C to that on a summer day 25.7 °C? Assume the linear expansion coefficient is 12x10-6 (C)-1.

Q: The height of the Washington Monument is measured to be 170 m on a day when the temperature is 35oC.…

A: The change in temperature is, ∆T=Tf-Ti∆T=-10.0°C-35.0°C∆T=-45.0°C

Q: A steel is 40 cm long at 20°C. The coefficient of linear expansion for steel is 1.2 × 105 (C°)1.…

A:

Q: Suppose due to a bad break of your femur, you require the insertion of a titanium rod to help the…

A: Given data:  Coefficient of linear expansion (α) = 8.60×10-6 K-1 = 8.60×10-6 °C-1 Initial…

Q: A steel section of the Alaskan pipeline had a length of 71.01 m and a temperature of 18 degrees * C…

A:

Q: A copper bar is 1.00 m long at 20 degrees Celsius. At what temperature will it be shorter by 1.0 mm?…

A: Given Length of the copper bar is L=1.00 m Initial temperature is ti=20°C Change in length of the…

Q: A brass ring of diameter 10.00 cm at 20.00C is heated and slipped over an aluminum rod of diameter…

A: Data Given ,  Diameter of brass ring ( dbrass ) = 10 cm.     Diameter of aluminium rod ( dal ).…

Q: Suppose you come across old scientific notes that describe a temperature scale called Z on which the…

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Q: Approximately how long should it take 9.8 kgkg of ice at O•C•C to melt when it is placed in a…

A:

Q: uppose due to a bad break of your femur, you require the insertion of a titanium rod to help the…

A: Given data The coefficient of linear expansion for titanium is given as α = 8.60 × 10−6 K−1. The…

Q: The height of the Washington Monument is measured to be 170 m on a day when the temperature is…

A:

Q: A brass rod of length 50 cm and diameter 3.0 mm is joined to a steel rod of the same length and…

A: Given,

Q: A steel bridge, considered as a 1D object, is 800 m long at room temperature (25 ̊C). If the coldest…

A:

Q: The Golden Gate Bridge in San Francisco has a main span of length 1.28 km, one of the longest in the…

A: thermal stress = ( young's modulus)(temp coefficient)(temp difference)

Q: Two concrete spans of a 180 m long bridge are placed end to end so that no room is allowed for…

A: Given: Length of bridge = 180mLength of one span Li=90mincrease in temperature ∆T = 20°Cα = 1.2*10-5…

Q: A rod with a length of 1.4 m is made of steel, which has a coefficient of linear expansion of 1.10 x…

A: Expansion of length with temperature

Q: Two different wires having lengths L, and L2, and respective temperature coefficient of linear…

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Q: A copper cup of 100 cm capacity is fully filled with glycerin at 25°C. What is the required…

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Q: A steel is 20cm long at 20 oC. The coefficient of linear expansion for steel is 12 x 10-6 (oC)^_ The…

A: Given    A steel is 20 cm long at 20°C ,the coefficient of linear expansion for steel is 12× 10-6…

Q: Suppose you come across old scientific notes that describe a temperature scale called Z on which the…

A:

Q: You’re heating a 2.0 m gold bar, coefficient of linear expansion 1.4 × 10–5 °C–1,raising its…

A:

Q: An aluminum cup of 140 cm3 capacity is completely filled with glycerin at 16°C. How much glycerin…

A:

Q: Consider steel railroad rails, which have a thermal coefficient of linear expansion of 1.20 × 10-5 /…

A: Given Coeefficient of thermal expansion∝=1.20x10-5 /°CChange in temperature ∆T=36°CInitial length…

Q: Two concrete spans of a 220-m-long bridge are placed end to end so that no room is allowed for…

A: The initial length of the one span is

Q: A spherical infrared heater of radius 5.85 cm and an emissivity of 0.71 radiates 0.44 kW of power.…

A: Given  Radius r=5.85*10-2m emmisivity e=0.71 power P=0.44*103W Stefan's constant σ=5.67x10-8 Wm-2K-4…

Q: What is the increase in length of a steel girder that is 50.0ft long at 40.0°F when its temperature…

A: Introduction Given information Initial length of steel L0 = 50 ft. (at temp. T1=40° F) Coefficient…

Q: A steel bridge is 1000 m long at -20°C in winter. What is the change in length when the temperature…

A: L= length = 1000 m T = Temperature difference = 40 - [-20] = 60 = coefficient of thermal expansion…

Q: 2. (a) A wire that is 1.50m long 20°C is found to increase its length by 1.9cm when warmed to 420⁰…

A: Given: The initial length of the wire is 1.5 m. The initial temperature is 20oC. The increment in…

Q: A brass ring has an inner diameter exactly 4.000 cm and outer diameter exactly 4.050 cm at 20⁰C. It…

A:

Q: 2) A steel bridge is 1000 m long at -20°C in winter. What is the change in length when the…

A: The change in length of a material with change in temperature is given by, ∆L = L α ∆T  Where, ∆L =…

Q: A brass ring of diameter 10.00 cm at 22.3°C is heated and slipped over an aluminum rod of diameter…

A: Given Data: The diameter of brass ring is, db = 10 cm. The diameter of aluminium rod is, da = 10.01…

Q: The steel bed of a suspension bridge is 300 m long at 25°C. If the extremes of temperature to which…

A: Given data:  Original Length (L0) = 300 m Initial temperature (T0) = 25 °C Linear expansion…

Q: The height of the Washington Monument is measured to be 170 m on a day when the temperature is…

A: The height of Washington Monument, L0=170 m   The temperature at the day time, T=37.0°C   The…

Q: A hollow aluminum cylinder 20 cm deep has an internal capacity of 2 L at 20°C. It is completely…

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Q: A Cooper telephone wire has essentially no sag between poles 68m apart on winter day when the…

A:

Q: A steel bridge, considered as a 1D object, is 800 m long at room temperature (25 ̊C). If the coldest…

A: The linear expansion is given by  where, L is the original length, T' - T is the change in…

Q: Consider a steel girder, such as the kind that forms the skeleton of a skyscraper, at a temperature…

A: Initial temperature (t) = 30.7o C Let initial length = L Final length = L - 0.109% of L = 0.99891 L…

Q: An aluminum rod is 20 cm long and a steel rod is 80 cm long when both rods are at a temperature of…

A: The expression to solve for the increase in the length of the rod is as follows: ΔL=LαTf-Ti…

Q: You’re heating a 1.5 m copper bar, coefficient of linear expansion 1.7 ×10–5 °C–1, raising its…

A:

Q: A concrete slab (thermal expansion coefficient of 1.20 x 10-5 per degree Celsius ) is laid down with…

A: Given, Length of slab, Initial temperature, Final temperature, Thermal expansion of coefficient,…

Q: A brass rod has a circular cross-section of radius 5.00 cm. The rod enters a circular hole in a…

A: Radius of the brass rod r=5 cm Diameter of the brass rod d=10 cm Diameter of copper hole D=d+0.010…

Q: A glass rod is 50 cm long and 0.020 m in diameter. The coefficient of linear expansion of the rod is…

A: Given data: Original Length (L0 ) = 50 cm = 0.50 m Coefficient of linear expansion (α) = 9.0×10-6…

Q: Part A -120.0 cm → brass aluminum 73 cm 46.0 cm A brass rod is 73 cm long and an aluminum rod is…

A: Write the expression for the change in length of the rod of brass as follows.…