Ex. 11 : Calculate the density of paraffin oil, if glass capillary of diameter 0.25 mm dipped in paraffin oil of the surface tension is 0.0245 N / m rises a height of 4 cm. (angle of contact of paraffin oil with glass is 28° and g = 9.8 m/s2) %3D

Q: Calculate the radius of capillary tube if water rise to a height 4.5 cm. Surface tension of water is…

A: To find-Radius of capillary tube (r)=?Given data-Height of water column (h)=4.5 cmSurface tension…

Q: 1-69 Freshwater and seawater flowing in parallel horizontal pipelines are connected to each other by…

A: The density of sea water is given as, ρsea=1035 kg/m3, The density of mercury is given as,…

Q: A sphere of diameter 30 cm is moving with a uniform velocity of 4 m/s. The dynamic viscosity and…

A: Given- Diameter d=30 cm, Velocity V=4 m/s, Dynamic viscosity = 0.8 poises Specific gravity = 0.9…

Q: Ex23: A glass plate of length 20 cm, breadth 10 cm and thickness 5 mm is held vertically with its…

A: Given, Length l = 20 cm = 20 × 10-2 m            Breadth b = 10 cm = 10 × 10-2 m          Thickness…

Q: What is the pressure (in N/m2) inside an alveolus having a radius of 2.04 x 10-4 m if the surface…

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Q: Assuming bicycle tires are perfectly flexible and support the weight of a bicycle and rider by…

A: Given data: Total mass m = 71 kg Gauge pressure P=4.5×105 Pa

Q: Ex. 3 A capillary tube of radius 0.5 mm is dipped vertically in a liquid of surface tension 0.04 N /…

A: To find-Height of liquid rise (h)=?Given-Radius (r)=0.5 mm=0.5×10-3mSurface tension (T)=0.04…

Q: Q3) Mercury has a contact angle equal to (1400) with glass. A narrow (4mm) capillary tube made of…

A: Solution:-Given thatcontact angle (θ)=140°diameter of capillary tube (d)=4 mm=0.004 msurface tension…

Q: Ex, 8: The tube of a mercury barometer is 1 cm diameter, what correction due to capillarity is to be…

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Q: (a) A 74.0 kg man floats in fresh water with 3.00% of his volume above water when his lungs are…

A: Given : Mass of a man (m) = 74 kg Initial density (ρi) = (1 - 0.03)(ρwater) ρi = 0.97(1000) = 970…

Q: Determine the balance mass (m') or the true mass (m) and the error in the measurement for the four…

A: Given:  da = 0.0012 g/mldw = 8 g/mldtris = 1.33 g/mldNaCl = 2.16 g/mlmtris = 5.0038 gmNaCl = 4.0016…

Q: e) Compute the density of the crude oil in lb/ft if the API gravity is measured at 22° API. Given…

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Q: Given that the buoyant force experienced by an immersed ball under the surface of a liquid is F=r…

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Q: -) Calculate the pressure di = 13.6 Dw= 9.806 KN/m³: SGmercury = between A and B. A+ water 30 cm…

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Q: 22 In a Hydraulic piston of radius r1=5 cm and r2=50 cm for the small and large pistons…

A: Answer :- the pressure is same both ends according to workin principle of hydralic piston   pressure…

Q: Question 11: A smooth pipe carries water at the rate of 0.80 m³/min and the diameter of the pipe is…

A: We know Reynolds number formula: Re=vDμhere kinematic viscosity : μ=0.015 m2/s fluid velocity…

Q: Q4) Derive a formula for capillary rise (h) between two concentric glass tubes of radiuses R1 and…

A: Given data: The surface tension is σw=0.072 N/m. The inner radius is R1=30 mm. The outer radius is…

Q: A regular solid of height 30.0 cm is placed in water of density 1 gram/cm^3 and 7.00 cm of its…

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Q: 90 The sewage outlet of a house constructed on a slope is 6.59 m be- low street level. If the sewer…

A: Given data: The sewage outlet is h1=6.59 m. The depth of sewer is h2=2.16 m. Density of waste is…

Q: A hot-air balloon has a total weight (balloon, ropes, & basket) of 1.96 x104 N.  The density of the…

A: Given:Total Weight, bolloon,Force,F=1.96 x104 Ndensity of the hot air ,ρhot=0.85 kg/m3density of the…

Q: An inclined manometer is used to measure the pressure in a closed container. The ratio of the…

A: part a)  θ = 10°b = 40 cm = 0.4 mSG of liquid = 1.2Diameter of cylinderdimater of tube = 8part b) θ…

Q: 36. Go In the process of changing a flat tire, a motorist uses a hydraulic jack. She begins by…

A: Given that the fore applied to the input piston is 45 N and the ratio of radius of output plunger to…

Q: 5. A container of solution for an intravenous drip is open to the atmosphere and supported above the…

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Q: A brown boat has a total volume of 100 m^3 and a total mass of 25,000 kg. What mass of cargo could…

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Q: Problem 3 A flower vase has vertical sides and a cross-sectional area of 27 cm². It contains 0.243…

A: Here's how we can solve this:1. Convert units: We need to ensure all units are consistent. The vase…

Q: Floating at a mercury-oil interface is a block of steel (SG =7.5) as shown. The block is 1.8 m long…

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Q: Iculate the radius of capillary tube if water rise to a height 4.5 cm. Surface tension of water is…

A: Mechanical properties of matter.

Q: A small piece of cork weighs 0.224 N in air. When held sumberged underwater, there is a net upward…

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Q: The tube is sealed onto a tank as presented. The tank has a base area of 90.0cm2. a. Find the force…

A: Area of the base of the tank is A = 90 cm2 Density of the oil is p = 0.72 g/cm3 =

Q: 7. The temperature increases from 200 K to 800 Kas a fixed amount of gas undergoes the process SHOWR…

A: Note :- We’ll answer the first question since the exact one wasn’t specified. Please submit a new…

Q: What is the specific gravity of fluid X? 100 mL 100 g 125 g O 125 O 1.25 O 0.8 1.0

A: mass of 100 ml of water = 100 g mass of 100 ml of fluid X = 125 g

Q: Two capillary tubes with 2.4 mm and 1.5 mm inside diameters were inserted into a liquid of density…

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Q: Density and Pressure

A: Given: Mass of rectangular gasoline when it is full of gasoline is m=50 kg Length of tank is l=0.900…

Q: What is the inner diameter of the capillary used in an experiment on the surface tension of liquids…

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Q: A plastic sphere floats in water with 54% of its volume submerged. This same sphere floats in…

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Q: A solid material weighs 50N in air and 16N when completely submerged in water. Determine the density…

A: let's consider a body attached with a massless string to the balancing tool. In the air when mass is…