User Account

All Pages

Calculate the boundary layer thickness

Assignment Help Mechanical Engineering
Reference no: EM13965423

Air at 30oC flows over a flat plate at a velocity of 2 m/s. The plate is 2 m long and 1.5 m wide.

Calculate the following: 1. Boundary layer thickness at the trailing edge of the plate,

2. Total drag force,

3. Total mass flow rate through the boundary layer between x = 40 cm and x = 85 cm.

Reference no: EM13965423

Questions Cloud

Estimate the rate of heat removed form the plate : Air at 290oC flows over a flat plate at a velocity of 6 m/s. The plate is 1m long and 0.5 m wide. The pressure of the air is 6 kN/2. If the plate is maintained at a temperature of 70oC, estimate the rate of heat removed form the plate.
Minutes of the population mean : How many households must be (randomly) sampled to be 95% sure that the sample mean is within 15 minutes of the population mean? Assume that a pilot study estimated the value of σ = 35 minutes.
Write an essay on should we carry gun with us : Write an essay on Should we carry gun with us? follow the information that I post to write : 1 Justification paper (3 paragraphs), 2. Propositions.
Sample from a poisson distribution with parameter : Let X1,..., Xn be a random sample from a Poisson distribution with parameter λ. Derive a (1 - α)100% large sample con?dence interval for λ.
Calculate the boundary layer thickness : Calculate the Boundary layer thickness at the trailing edge of the plate and total drag force
Sketch arrow diagram to indicate direction of electric field : For each pair of charges, draw a force vector on each charge to show the electric force acting on that charge. The length of each vector should be proportional to the magnitude of the force. Each (+) and (-) symbol represents the same quantity o..
Exponential distribution with parameter : 1. Let X1,..., Xn  be a random sample from an exponential distribution with parameter θ. A sample of 350 observations from this population has a mean equal to 3.75. Construct a 90% con?dence interval for θ.
Con?dence interval for the proportion of support : Give a 95% and a 98% con?dence interval for the proportion of support for the president.
Proportion of total number of sediments : In 74 of these samples, they detected DDTs with concentration levels up to 840 ng g-1 dw. Obtain a 95% con?dence interval for the proportion of total number of sediments with detectable DDTs.

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  Modeling the air as ideal gas with constant specific heats

Air is contained in a piston-cylinder assembly, initially at 40 lbf/in^2. And 600R the air expands in a poly tropic process with n=k=1.4 until the volume is doubled. Modeling the air as an ideal gas with constant specific heats,

  A certain ceramic has a fracture toughness of kic of 5

a certain ceramic has a fracture toughness of kic of 5 mnm32. a batch of samples of this material contains surface

  Write down the equations expression the conservation of

billiard ball a of mass. ma0.400kg moving with speed va1.80ms strikes ball b initially at rest of mass mb0.500kg. as a

  Kinetic and potential energy effects

Saturated moist air and condensate streams exit the dehumidifier unit at the same temperature. The moist air then passes through a heating unit, exiting at 248C, 1 bar, and 40% relative humidity. Neglecting kinetic and potential energy effects, de..

  Now sketch the cycle on a pressure-volume diagram determine

a gas within a piston-cylinder assembly undergoes a thrmodynamics cycle consisting of three processesprocess from state

  At the beach atmospheric pressure is 1025 mbar you dive 15

at the beach atmospheric pressure is 1025 mbar. you dive 15 m down in the ocean and you later climb a hill up to 250 m

  How much must we slope the pipe

We are going to lay a length of 8-inch Schedule 40 pipe for a long distance and allow oil (S.G. 0.80) to flow through it by gravity alone. We want a flow rate of 1100 gal/minute. How much must we slope the pipe?

  What is the poly tropic exponent of this process

Air, initially at 160 kPa and 325 K undergoes a polytropic state change to 256 kPa and 357.5 K. What is the poly tropic exponent of this process?

  Air expands from 100kpa 40 degrees c with volume 75 m3 to

air expands from 100kpa 40 degrees c with volume .75 m3 to 15kpa in a polytropic process with polytropic exponent n.

  Time required for balls to attained a temperature of 150

Calculate the time required for the balls to attained a temperature - suddenly placed in a control environment in which the temperature is maintained at 100oC.

  A heat pump in a home is to serve as a heater in winter and

a heat pump in a home is to serve as a heater in winter and an air conditioner in summer. this device transfers heat

  Question regarding the hydroelectric power generation

A river flowing steadily at a rate of 240 m3/s is considered for hydroelectric power generation. It is determined that a dam can be built to collect water and release it from an elevation difference of 50 m to generate power. Determine how much po..

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd