A certain type of glass is such that a slab 1" thick absorbs one-quarter of the light which starts to pass through it. How thin must a pane of be made to absorb only 1% of the light?

Q: A long steel I-beam used in bridge construction has a length of 15.0 m. The beam may be exposed to…

A: Solution: Given Data: Length=15.0 m Low temperature=-22 degree Celsius High temperature= 33 degree…

Q: A. The value of the compressibility of an ideal fluid is a) zero b) unity c) infinity d) more than…

A: compressibility is a term related with volume change . An ideal fluid has zero viscosity as well as…

Q: 6. Theodolite is an instrument used for measurement of ro(a) Both horizontal and vertical angles (b)…

A: Brief concept introduction- Theodolite- It is a surveying instrument. It has a rotating telescope…

Q: . A combined separating and wire-drawing calorimeter was used to measure the dryness fraction of…

A:

Q: A stadia rod held at a distant point B is sighted by a theodolite set up at point A. The upper and…

A: Given  Upper stadia hair reading, S1 = 1.400m Lower stadia hair reading, S2 = 0.800m Stadia interval…

Q: 14. When is the fluid called laminar? a) Low viscosity b) The density of the fluid is high c)…

A: Laminar flow - when fluid flows in different layers, viscous force is dominant into layers.

Q: 50KN 20KN/m 3m 3m 2m 2m

A:

Q: Transferring a composite wall and then to an inside air represents heat from outside air to O…

A:

Q: 6. Which among these devices are the best suited for the measurement of high pressure liquids with…

A: Device best suited for the measurement of high pressure liquids with high accuracy.

Q: Calculate the inertia (Ix) of the illustration. 1 3 in 2 6 in -1 in -3 in 3

A: To calculate the moment of inertia of the section, using the parallel axis theorem to find the…

Q: Length of strip = 400 mm Thickness of strip = 0.075 mm Width of strip = 0.5 mm The Young's modulus…

A:

Q: A glass capillary tube, 2 mm in diameter, is placed on top of a mercury layer. Calculate the height…

A:

Q: A 20 mm ø steel rod of weight 5 kN is inserted between two walls 1.5 m apart as shown. Initially,…

A: Diameter of the streel rod = d = 20mm Weight = F = 5KN L = 1.5m μs = .20 E = 200 GPa  α = 12 x…

Q: A U-tube is partly filled with mercury and an unknown liquid is poured into it through the other…

A: As the image of the U-tube is not given assuming following things: 1. Free surface of mercury and…

Q: The gasket on this refrigerator is worn and no longer fills the gap. The gasketis to be replaced.…

A: Given figure: Note: From the given figure it is clear that the width of the new gasket will be the…

Q: An empty drum has a height of 4meters and a radius of 1 meter. The empty drums are submerged in…

A: Reference : Fluid Mechanics , Boundary layer and submerged objects in water. There will be two cases…

Q: An open, clean glass tube, having a diameter of 2.2 mm, is inserted vertically into a dish of…

A:

Q: 6. A beaker of height h is filled with a liquid of density p up to a certain limit. The beaker is…

A: Option C i.e,  ρghcosθ is the correct answer for the given question Explaination:- The Vertical…

Q: 3-1. Determine the magnitudes of F, and F, so that the particle is in equilibrium. y F1 45° 500 N…

A:

Q: A gas at 20°C and 0.2-MPa abs has a volume of 40 L and a gas constant R = 210 m-N / kg-K. Determine…

A:

Q: A glass U-tube open to the atmosphere at both ends is shown. If the U-tube contains oil and Liquid X…

A: Using the manometric equation. Writing the pressure equation the value of SG of oil can be…

Q: Determine the volume Vand total surface area A of the solid generated by revolving the area shown…

A: Given data: r=64 mm R=41 mm H=33 mm

Q: Explain Formula Used in head loss due to Friction.

A: To explain :- the formula used in head loss due to friction. NOTE :- There are several formulas to…

Q: The cyclindrical tank with hemispherical ends shown in the figure below contains a volatile liquid…

A: Reference : Fluid mechanics, Pressure analysis for Volatile liquid. We know that , Gage pressure is…

Q: Calculate the change in 5 m long copper wire when its temperature changes by 60∘C. State your…

A:

Q: h W=y¥ Air Water

A: The rise of liquid in the glass tube is due to the capillarity. capillarity is the phenomenon of…

Q: Define vibrating wire piezometer.

A: Vibrating wire piezometers are used to regulate the pressure of pore water in soils.

Q: A Compound bar composed of three bar as showH temperature change from 18°c to 50°c 60 mm

A: Given: Temperature rise from 18 to 50 deg. C  Ebrass = 120 GPa, Eal = 70 GPa, A = 50*10 mm Determine…

Q: Show how the following equations are derived. When the unknown liquid is less dense than the gage…

A: Proving the given equations.

Q: the most common used infiltrometer (A) single ring B double ring (c) tube-type infiltrometer (D…

A: Of the given options, the most common used infiltrometer has to be found out

Q: A 75 mm jet has a velocity of 35 m/s. It strikes a blade moving in the same direction at 20 m/s. The…

A: We know m=ρav-uCHange in velocity is :  v-u--v-ucosθ=v-u1+cosθa=π4×0.0752

Q: difference in pressure between the inside and outside of the droplets?

A: Let σ be the surface tension From physical properties, Carbon tetra chloride has surface tension σ…

Q: Calculate the dynamic viscosity of an oil, used for lubrication between a shaft and sleeve. The…

A: Given Data : shaft diameter, D= 0.4m and shaft radius ,r=0.2 m Speed of shaft, N=190 rpm Shear…

Q: 7. A simple U-tube manometer can measure negative gauge pressures.

A: A simple U-tube manometer can measure negative gauge pressures. This is true statement

Q: 3. Sum of enthalpy and kinetic energy remains a constant in a) Polytropic flow b) Isentropic flow c)…

A: The sum of enthalpy and kinetic energy remains a constant in adiabatic flow. It performs a similar…

Q: The U-tube at right has 1-cm inside diameter contains mercury as shown. If 20 cm3 of water is poured…

A:

Q: QI Figure Q1 shows a canon firing a shell at 50° from the slope, from a height of 200m. It was…

A:

Q: Kerosene is placed inside a glass capillary tube having a radius of 0.5 mm. The kerosene inside the…

A: Given Data Standing height of kerosene = 59 mm Diameter of capillary tube, r = 0.5 mm Surface…

Q: Fluid Mechanics Will water in a parafin wax capillary tube inserted vertically in a reservoir of…

A: Capillary Action:The tendency of a fluid to rise or suppress in a narrow tube, or capillary tube, is…

Q: For the manometer set up shown, determine the difference in pressure between A and B

A: Consider the following figure.

Q: When t= 30 minutes, the temperature of the object is unknown.

A:

Q: 5. Z is a draft tube is a) Temperature difference b) Pressure drop c) Kinetic energy difference d)…

A: The efficiency of the draft tube gives difference of the kinetic energy between the inlet and the…

Q: In the figure show, a long uniform rod of uniform cross-section is partially submerged in 3 fluid…

A:

Q: PROBLEM 1: A closed tank whose bottom is 18 inches in diameter is filled with three liquids: 12…

A:

Q: Which of the glass do you select from the table below to join silicon carbide (SiC) rods. Justify…

A: Brief concept- Glass- It is a solid material. It is generally inorganic in nature. It is brittle and…

Q: A capillary tube of diameter 2 mm is placed in a reservoir of water, and a similar capillary tube is…

A:

Q: Determine the stopping distance of a 1.5 μm-diameter unit-density sphere which is projected…

A: Data Given: Diameter of the particle (Dp) = 1.5 μmVelocity = 1000 cm/s Asked: Stopping Distance

Q: A steel tape with a coefficient of thermal expansion of 0.0000116/°C is known to be 50 m long at…

A: