QUESTION 2 The Eiffel tower in Paris is 300 meters tall on a cold day when temperature is -16 Co.What is its height on a hot day when the temperature is 25 CO ? It is made of iron which has a coefficient of linear expansion equal 12 x 10-6 per C°? Calculate answer to two decimals.

Q: 1). Compare the heat loss between a standard double pane window 0.9 m by 0.47 m hat has a gap filled…

A: This question can be easily solved by applying the basic concept of heat conduction .

Q: 1- A temperature controller designed to operate in a steam environment involves a bimetallic strip…

A: Solution: As given that Each of the metals is 2.0mm thick, d = 2 mm = 0.002 m At 100C the strip is…

Q: Homework 1.The height of the Washington Monument is measured to be 170 m on a day when the…

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Q: 18) A bimetallic strip, consisting of metal G on top and metal H on the bottom, is rigidly attached…

A: The metal G  has a higher coefficient of expansion compared to that for metal H so, on placing…

Q: QUESTION 12 A copper rod of radius 1.5 cm and length 0.8 m is used in stoking a fire which is at 415…

A: Part (12): Given: The radius of the rod is 1.5 cm. The length of the rod is 0.8 m. The temperature…

Q: 16. A metal rod 0.50m is heated from 15°C to 95°C. The length of the rod increases by 0.96mm. What…

A:

Q: The coefficient of linear expansion of aluminum is 24 × 10-6 K-1 and the coefficient of volume…

A: volume of pot (Vo) = 1 L = 10-3 m3Coefficient of linear expansion of aluminum (αAl) = 24×10-6…

Q: (2) Suppose a person is covered head to foot by wool clothing with average thickness of 2 cm and is…

A: Given: The average thickness of wool clothing is x=2 cm =0.02 m, The transferring of energy by…

Q: Consider the rate of heat conduction through a double-paned window that has a 1.4-m2 area and is…

A:

Q: 13. (a) Calculate the convective heat loss per hour for a nude standing in a 5 m/sec wind. Assume T,…

A: Answer (a)  ∆T = 330c - 100c = 230c Kc = 27.8 at 5 m/s  Hc =( 27.8 × 1.2 × 23) Kcal/h  Hc = 767.28…

Q: Problem 6. A brass bar is initially at a temperature of 10.0 °C. The coefficient of linear expansion…

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Q: Determine the effects of heat transfer on the linear expansion to a square copper, iron and titanium…

A: When the metal bars are exposed to temperature variations, their lengths changes. Determine the…

Q: On a linear scale of temperature X, water freezes at -64ºX and evaporates at 66ºX. On a linear scale…

A: Data Given ,  On X scale ,  Lower point ( L ) = -64°X Upper point ( U ) = 66°X On Y scale ,  Lower…

Q: 11.The coefficient of thermal conductivity of copper is nine time that of steel. In the composite…

A:

Q: *22. |As the drawing shows, Steel two thin strips of metal are bolted together at one end; both have…

A: (L0)s=Original length of steel=L0+0.0010L0=1.001L0αs=Linear thermal coefficient of steel=12×10−6…

Q: 12. Concrete slabs of length 25 m are laid end to end to form a road surface. What is the width of…

A: length of slab = 25 m  Width of between  slab  a = (12*10-6 )( 25)(150 C)    a = 0.0045 m b =…

Q: You are looking to purchase a small piece of land in Hong Kong. The price is “only” $60,000 per…

A: Here, the final length can be given as Substituting the values gives

Q: The height of the Washington Monument is measured to be 170.00 m on a day when the temperature is…

A: Length of monument (Lo) = 170 m at a temperature 35oC New temperature = -10oC let the length of…

Q: What will its pressure be, in pascals, if you let out an amount of air that has a volume of 105 cm3…

A: We know that the ideal gas equation as PV = nRTn= PVRTwhere P is pressure of the ideal gass V is the…

Q: A gold and silver rod, of equal length and cross sectional area, are joined as shown in Figure 2.…

A:

Q: 10) As shown in the figure, a bimetallic strip, consisting of metal G on the top and metal H on the…

A: In the above figure a bimetallic strip is used , which has metal G on top and a metal H on the…

Q: Q9. The temperature of a 1 km long copper wire has been increased by 50° C, then its length will be…

A:

Q: A steel railroad track has a length of 30.000 m when the temperatureis 0°C. What is its length on a…

A: Let L0 denotes the railroad length at temperature T0, L denotes the railroad temperature at…

Q: 5. If the area A, of a rectangular plate is ab and its coefficient of linear expansion is a. After a…

A: Consider a rectangular plate of dimensions a and b as shown below Initial area of the plate is Ao…

Q: A gold and silver rod, of equal length and cross sectional area, are joined as shown in Figure 2.…

A:

Q: Calculate the second overtime of a hollow pipe 0.50 m long if it is (a) open at the two ends and (b)…

A: Given, Length of pipe, L=0.5 m  Temperature, t=15°C

Q: Q2/ A rod (1.260 m) long expands by (1mm) when heated from (8 °C to 70 "C). What is the coefficient…

A:

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

A:

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

A:

Q: Determine the change in length experienced by a 14.6 m steel cable used in a bridge, if in winter…

A:

Q: 13. Why would a floor made of silver feel colder than one made of wood if both are at the same…

A: 13.  In general,metals feel colder or hotter than other materials at the same temperatures because…

Q: A rod is exactly 20.05 cm long on a steel ruler. The rod and the steel ruler are placed in an oven…

A:

Q: Question 18: A metal object which is at temperature T is kept in a completely evacuated chanber that…

A: Answer: The value of α = 4

Q: Liquid water turns out to have a higher density at 4 Degrees Celcius than at any other temperature.…

A:

Q: A glass flask whose volume is 1000.00 cm3 at 0.0° C is completely filled with mercury at this…

A: Initial volume of flask = initial volume of mercury (V) = 1000 cm3Initial temperature = 0oC Final…

Q: 1200eal) - The thermos jug contains 300 grams of coffee (mainly water) at 2% 90 degrees, in this jug…

A: if the specific heat of material is c mass is m and if the temperature of material is changed by T…

Q: A gold engagement ring has a diameter of 1.5x 10-2 m and a temperature of 27oC.The ring falls into a…

A:

Q: Problem 1: At 20°C, a rod is exactly 20.05 cm long on a steel ruler. Both are placed in an oven at…

A: The initial temperature of the rod, T1=20°C The final temperature of the rod, T2=270°C The initial…

Q: Problem #2:If I have an unknown substance of mass m=2.54kg which requires Q= 3430J of heat to change…

A: Given data: -  The mass of the substance is m = 2.54 kg. The heat supplied is Q = 3430 J. The…

Q: Question 18: A metal object which is at temperature T is kept in a completely evacuated chasber that…

A: Answer  option(a) 1

Q: 3. A wheel is 0.915 m in circumference. An iron tire measures 0.912 m around its inner face. How…

A:

Q: The steel span of the George Washington Bridge is about 1.6 km at -26.0oC. How long is the bridge on…

A: Length of steel span of the George Washington Bridge (L) = 1.6 km Initial temperature (T) = -26o C…

Q: 1a)A college student produces about 109 kcal of heat per hour on the average. What is the rate of…

A: (1)