Oil viscosity decreases

Assignment Help Mechanical Engineering
Reference no: EM13709564

A hydraulic system is operating at a Reynolds number of 1000. if the temp increases so that the oil viscosity decreases, would the Reynolds number, increase, decrease, or remain the same explain. Show all work and explain

Reference no: EM13709564

Questions Cloud

The internal energy of the piston-cylinder increases : 10 kJ of heat enters a piston-cylinder. The internal energy of the piston-cylinder increases by 2 kJ. How much work is produced by the piston-cylinder?
Calculate the power output of the turbine : Steam enters a turbine at a pressure of 16 MPa, temperature of 560°C, speed of 150 m/s, and a height of 3.5 m above ground. At the turbine exit, temperature is 45°C, the steam is saturated with 95% quality, the speed is 15 m/s, and the height is 0.8 ..
Find the initial pressure and mass of the system : Water in the pictured piston cylinder assembly has an initial quality of 10%. The piston cylinder is 20 cm in width and the piston is initially 40 cm high. Heat is added until the temperature of the steam reaches 500°C. While heat is being added the ..
Diateletect mount using finite-difference method : You are a thermal design engineer and plan to design cooling solution for a computer chip. As a basic design, a chip (K_c=50W/m-K) is mounted in a dielectric substrate (K_s=5.0 W/m-k) and one surgace of the system is convectively cooled, while the re..
Oil viscosity decreases : A hydraulic system is operating at a Reynolds number of 1000. if the temp increases so that the oil viscosity decreases, would the Reynolds number, increase, decrease, or remain the same explain. Show all work and explain
Compute lift produced by the airfoil : The figure on the right shows an approximated pressure distribution on an airfoil and the direction of incoming flow. Alpha is 10 degrees, the pressure distribution on the top is 3n/m and on the bottom is 1n/m. The chord Length is 1 meter.
Convection heat transfer coefficient of the liquid ammonia : Air in an ideal Diesel cycle is compressed from 4L to .25L, and then it expands during the constant pressure heat addition process to 0.50L. Under cold air conditions, how much is the thermal efficiency of this cycle?
A manager understands organizational effectiveness results : A manager understands that organizational effectiveness results from team effectiveness. This means selecting people for the job that have the right mix of knowledge and skills, and balancing the team's size and diversity.
Confidence interval mean : What does 95% confidence interval mean? What would it be for the study described in Question 3? Why do we compute it? (See pp. 361-362. This is also discussed in previous chapters).

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  The water emerges from the boiler and flows into the

water at 10 kpa and 40 c enters the pump of a rankine cycle. the pump has an effiiciency of 82 and pumps the water up

  The current it flowing in a rlc circuit with r11ohm l01h

the current it flowing in a rlc circuit with r11ohm l0.1h c10-2f and the source voltage et 110sin377t becomes steady

  Estimate the tension on the mooring line caused

the dredger is loading a sand onto a barge.the sand leaves the dredger pipe at 4ft/s with a weight flux of 850 lbs/s. estimate the tension on the mooring line caused by this loading.

  The arm of a car windshield wiper is 1275 inches long and

the arm of a car windshield wiper is 12.75 inches long and is attached at the middle of 15.00 inch blade assume that

  In order to measure the volume flow rate of fresh water

q1.a single stage reciprocating compressor has a swept volume of 0.4 litres and operates at 1440 rpm through a pressure

  R-134a is contained in a sealed glass vessel at 50oc as it

r-134a is contained in a sealed glass vessel at 50oc. as it is cooled droplets are noted condensing on the sidewalls at

  Find the work done if the pressure between the initial and

a system has an initial volume of 10 ft3 and expands to a final volume of 20 ft3. the initial pressure is 15 psia. find

  Determine the thrust of the rocket

Consider a rocket engine with an exit area of 8.5 m2. The flow rate of fuel and oxidizer are 75 kg/sec and 8 kg/sec respectively. Determine the thrust of the rocket if it is operating at an altitude of 200 km above sea level. The exhaust velocity and..

  Determine the entropy generation

Determine the entropy generation during the process on the basis of 1 mole of ethane.

  The power output of the two-stage turbine is 80 mw and

steam enters a two-stage adiabatic turbine at 8 mpa and 550ordmc state 1 and is expanded to 2 mpa state 2 in the first

  What is the reason for the system -to increase the air

what is the reason for the system? -to increase the air pressure from 100 to 1200 kpa design uses dual compressors to

  Design a v-beltchain drive which limits the top speed to

a mini motor bike for children is powered by 4 hp single cylinder gasoline engine governed to run at a maximum of 1850

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!

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