Air pressure is higher above an airfoil.

true or false

A mass is dropped (i. e., initial v=0) from the top of a tall building at a height of 300 m. If we neglect air friction, find the velocity of the object when it hits the ground (m/s). g = 9.8 m/s^2

You have an aluminum bar of dimensions 2cm*5cm*10 cm. You want to put it into electric circuit such a way that this bar will demonstrate the smallest possible resistance. You should connect your bar to the opposite faces with dimensions of:

A window air conditioner unit is placed on a laboratory bench and tested in cooling mode using 750 W of electric power with a COP of 1.75. What is the cooling power capacity and what is the net effect on the laboratory?

Can a real refrigerator have higher COP than the COP of the Carnot refrigerator?

In creating C+ + applications, you have the ability to utilize various formatting functions in the iostream library. What are some of the formatting vulnerabilities that can be encountered in using the iostream library in C++?

Given an unsorted array of distinct positive integers A[1 ... n] in the range between 1 and 10000 and an integer i in the same range. Here n can be arbitrary large. You want to find out whether there are 2 elements of the array that add up to i.

A hydraulic power unit is sometimes referred to as a?

8.21 In the final stages of production, a pharmaceutical is sterilized by heating it from 25 to 75°C as it moves at 0.2 m/s through a straight thin-walled stainless steel tube of 12.7-mm diameter.

Which of the following can improve your car's gas mileage? A. Equipment racks B. Cargo carriers C. Sports team flags D. Car aerodynamics

Which of the following describes a logic bomb? a rogue piece of code in a system activates on a certain date a piece of code replaces the boot instructions the cookie tracker is exploited to note your browsing habits a piece of code hidden in a