The weight of certain crown in air was found to be 15 N and its weight in water is 13.7 N. The crown is made of only gold (sp.gr. 19.3) and silver (sp.gr. 10.5). What is volume percentage of gold in the crown?

Q: During the design of a building the deflection of a beam is calculated to be 0.90 inch. In order to…

A: Given, δi = 0.9 in  δa = 0.75 in

Q: 9. A 200 kgf load is applied to a steel bar of cross section area 6 cm². When the same load is…

A: Given data: P=200 kgf=200×9.81=1962 NAs=6 cm2=6×102 mm2εs=εAlEs=2.1×105 MN/m2=2.1×105…

Q: A liquid compressed in a cylinder has a volume of 1000 cm³ at 1 MN/m² and a volume of 995 cm³ at 2…

A: A liquid compressed in a cylinder has volume, V1= 1000 cc At, P1= 1 MN/m2 V2 = 995 cc At, P2= 2…

Q: minimum force required

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Q: 5. Determine if the flexural stress of the chocolate will increase or decrease if changes are made…

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Q: Determine the bulk modulus of elasticity (in N/m2) of a liquid that decreases in volume by 3% due to…

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Q: Estimate the fraction of recrystallization from the photomicrograph in Figure 7.21c. i

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Q: A liquid compressed in a cylinder has a volume of 1000 cm³ at 2MN/m² and a volume of 993 cm³ at 3.3…

A: Volume of the liquid V=1000 cm3  at 2MN/m2 Volume of the liquid V=993 cm3 at 3.3 MN/m2   It is…

Q: A 10-mm-diameter Brinell hardness indenter produced an indentation 1.55 mm in diameter in a steel…

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Q: The following mineral analysis was reported for a water sample. Determine the total, carbonate, and…

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Q: Ca+2 = 36.8mg/L Mg+2 = 2.9mg/L HCO3 = 98mg/L pH = 7.53 Temp = 9C Calculate the following: a.…

A: Note- Hi! Thank you for the question, As per the honor code, we are allowed to answer three…