Please help me get the correct answer quickly, please. :(( Engine oil at 100°C and a velocity of 0.15 m/s flows over both surfaces of a 1.1-m-long flat platemaintained at 20°C.Determine:(a) The velocity and thermal boundary layer thicknesses at the trailing edge.(b) The local heat flux and surface shear stress at the trailing edge.(c) The total drag force and heat transfer per unit width of the plate.Determine the velocity boundary layer thickness & at the trailing edge, in m.8 = imDetermine the thermal boundary layer thicknesses ô, at the trailing edge, in m.8, = imDetermine the magnitude of the local heat flux at the trailing edge, W/m?.q " , =W/m?iDetermine the local surface shear stress at the trailing edge, in N/m?.T,L = iN/m?Determine the total drag force per unit width of the plate, in N/m.D' = iN/mDetermine the magnitude of the heat transfer per unit width of the plate, in W/m.q = iW/m

When an object moves in a linear direction, then the distance travelled by the object in a unit time…

Engine oil at 100°C and a velocity of 0.15 m/s flows over both surfaces of a 1.1-m-long flat plate maintained at 20°C. Determine: (a) The velocity and thermal boundary layer thicknesses at the trailing edge. (b) The local heat flux and surface shear stress at the trailing edge. (c) The total drag force and heat transfer per unit width of the plate. Determine the velocity boundary layer thickness ô at the trailing edge, in m. 8 = i m Determine the thermal boundary layer thicknesses ở, at the trailing edge, in m. 8, = i m Determine the magnitude of the local heat flux at the trailing edge, W/m². i W/m? Determine the local surface shear stress at the trailing edge, in N/m². i N/m? Determine the total drag force per unit width of the plate, in N/m. D' = i N/m Determine the magnitude of the heat transfer per unit width of the plate, in W/m. d = i W/m

Engine oil at 100°C and a velocity of 0.15 m/s flows over both surfaces of a 1.1-m-long flat plate maintained at 20°C. Determine: (a) The velocity and thermal boundary layer thicknesses at the trailing edge. (b) The local heat flux and surface shear stress at the trailing edge. (c) The total drag force and heat transfer per unit width of the plate. Determine the velocity boundary layer thickness ô at the trailing edge, in m. 8 = i m Determine the thermal boundary layer thicknesses ở, at the trailing edge, in m. 8, = i m Determine the magnitude of the local heat flux at the trailing edge, W/m². i W/m? Determine the local surface shear stress at the trailing edge, in N/m². i N/m? Determine the total drag force per unit width of the plate, in N/m. D' = i N/m Determine the magnitude of the heat transfer per unit width of the plate, in W/m. d = i W/m

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter5: Analysis Of Convection Heat Transfer

Section: Chapter Questions

Problem 5.57P

See similar textbooks

Similar questions

5.7 The average Reynolds number for air passing in turbulent flow over a 2-m-long, flat plate is . Under these conditions, the average Nusselt number was found to be equal to 4150. Determine the average heat transfer coefficient for an oil having thermal properties similar to those in Appendix 2, Table 18, at at the same Reynolds number and flowing over the same plate.
Determine the rate of heat loss from the wall of a building resulting from a 16 km/h wind blowing parallel to its surface. The wall is 24 m long and 6 m high, its surface temperature is 27C, and the temperature of the ambient air is 4C.
Air at 1 atm with a velocity of 4 m/s and a temperature of 50oC flows over a flat plate that is at a uniform temperature of 100oC. The plate has a length of 0.20 m and a width of 0.1 m. a) What is the average heat transfer coefficient? b) What is the heat transfer rate from plate to the air? c)What is the average friction coefficient and the drag force ? d)What is the heat transfer coefficient at x=0.15 m ?
Airstream at 1 atm flows, with a velocity of 15 m/s, in parallel over a 3-m-long flat plate where there is an unheated starting length of 1 m. The airstream has a temperature of 20°C and the heated section of the flat plate is maintained at a constant temperature of 80°C. Determine (a) the local convection heat transfer coefficient at the trailing edge and (b) the average convection heat transfer coefficient for the heated section.
Air at -10° C flows over a smooth sharp-edged, almost flat aerodynamics surface that is held at 10°C, at a speed of 120 km/hr . What is the greatest length the plate can be if the flow is to remain laminar over the entire length of the plate? What would be the average film coefficient be of that plate and what is the heat flux? What are the heights of the fluid and thermal boundary layers at the end of that length? Use Re = 350,000 for the critical Reynolds number.
2.0 Engine oil at 100°C and a velocity of 0.25 m/s flows over both surfaces of a 0.8-m-long flat plate maintained at 20°C.Determine:(a) The velocity and thermal boundary layer thicknesses at the trailing edge.(b) The local heat flux and surface shear stress at the trailing edge.(c) The total drag force and heat transfer per unit width of the plate.
Air at 20oC and 1 atm flows over a flat plate at 35 m/s. The plate is 75 cm long and 100 cm depth and is maintained at 60oC. Calculate (a) velocity boundary layer thickness at the leading edge, (b) thermal boundary layer thickness at the distance of 10 cm from the leading edge, and (c) thermal boundary layer thickness at the trailing edge.
air at atmospheric pressure and 23ºC flows over a flat plate with a velocity of 15m/s. Determine; i) the thickness of the boundary layer at a distance 0.6m from the leading edge. ii)if the plate is now heated to a temperature 131ºC, how much heat is transfered from one surface of length 4m and of unit width?
A coated sheet is being dried with hot air blowing in cross flow on the sheet surface. The surface temperature of the sheet is constant at 90°C, while the air velocity and temperature are 0.3 m/s and 110°C, respectively. The length of the sheet subjected to the blowing hot air is 1 m long. Determine the convection heat transfer coefficient and the heat flux added to the sheet surface. Treat the coated sheet as a vertical plate in cross flow.
Water at 60 ⁰C and velocity of 2 cm/s flows over a 5 m long flat plate which is maintained at a temperature of 20 ⁰C. Determine the total drag force and rate of heat transfer per unit width of the plate
Air stream at 1 atm flows with a velocity of 2 m/s, in parallel over a 3 m long square flat plate, placed on ground, where there is an unheated starting length of 1 m. The air stream has a temperature of 20 °C and the heated section of the flat plate is maintained at a constant temperature of 80 °C. Determine the local heat transfer coefficient at trailing edge and average convection heat transfer coefficient for the heated section. Also calculate the heat loss by convection. Determine the average friction coefficient and wall shear stress and drag force.
Air at a temperature of 25oC flows parallel over a flat plate with free-stream velocity of 2 m/s. The plate surface temperature is uniform at 86oC. Calculate: a) Thermal boundary layer thickness at x = 8 cm from leading edge; b) Local heat flux on x = 8 cm from leading edge; c) Total heat transfer rate in the area of plate L = 8 cm from the leading edge and width w = 10 cm.