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Find out the boundary layer thickness and drag on a given plate.
Water at 15°C flows over a plate 2m long and 25cm wide at a velocity of 5 m/s along its length. Conclude the boundary layer thickness and the drag on the plate.
A family is considering replacing their hot water heater. Aconventional electric hot water heater is $200 includinginstalation. his brother and his wife now move in and they estimatethat a family of four uses an average ...
A ball is dropped from the height of 2.0m and it bounced three times on the floor before coming to a halt. The maximum rebound height of the ball reduces with each subsequent bounce. Assuming that all downward motion is ...
During a circus act, one performer swings upside down hanging from a trapeze holding another, also upside-down, performer by the legs. If the upward force on the lower performer is three times her weight, how much (in m) ...
An aircraft with a mass 281 kg is accelerated at 9.1 m/s2 for 5 seconds, at which time the aircraft launches. Assume the acceleration is constant. What is the force required to launch the aircraft?
Compare and contrast spin recovery procedures of two different aircraft. What makes the recoveries different for each aircraft?
A moveable bin and its contents have a combined weight of 3 kN. Determine the shortest chain sling ACB that can be used to lift the loaded bin if the tension in the chain is not to exceed 5.6 kN.
Light travels at 3 × 108m/s, and the size of a proton is about 1 fm. Calculate the order of magnitude for the time taken for light to pass across a proton.
Q1. Cruz runs a bakery. She has an oven that bakes 20 cookies at a time. It takes 40 minutes on average for her to bake a cookie. What is the average number of cookies Cruz bakes an hour? Q2. Clare works at the front des ...
A cube made of wood has sides 15.20 cm in length with an uncertainty of 0.05 cm. A cylindrical hole is drilled perpendicular to the cube from one side to the other. The diameter of the hole is 2.55 cm with 0.01 cm of unc ...
A person walks the path shown below. The total trip consists of four straight-line paths. Path 1 is50.0m due east. Path 2 is270.0m due south. Path 3 is110.0m 30.0° south of west. Path 4 is160.0m 60.0° north of west. At t ...
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