Looking for new information is one reason you should do research for a speech.

A) True

B) False

What thoughts and feelings have you had about the police violence against George Floyd?

An Ideal gas is being heated in a circular duct as while flowing over an electric heater of 130 kW. The diameter of duct is 500 mm. The gas enters the heating section of the duct at 100 kPa and 27 deg C with a volume flow rate of 15 m3/s.

Permit written exam answers

21.4 An inspector's accuracy has been assessed as follows: p1 = 0.96 and p2 = 0.60. The inspector is given the task of inspecting a batch of 500 parts and sorting out the defects from good units. If the actual defect rate in the batch is 0.

The wall shear stress in a fully developed flow portion of a 12-in.-diameter pipe carrying water is 2.00 lb/ft^2. Determine the pressure gradient, ∂p/∂x, where x is in the flow direction, if the pipe is: a. Horizontal b. Vertical with flow up. c.

Which of the following should NOT be done to keep people from slipping on floors?

1. What types of fire can plain water be used on?

Pressurized steam at 400 K flows through a long, thin-walled pipe of 0.6-m diameter. The pipe is enclosed in a concrete (stone mix) casing that is of square cross section and 1.75 m on a side.

If traffic is approaching on your left and there is a child riding a bike to your right, you should: A. Move closer to oncoming traffic B. Move closer to the bicyclist C. Pull over until the road is clearer

Alloy parts were cast with a sand mold that took 160 secs for a cube-shaped casting to solidify. The cube was 50 mm on a side. (a) Determine the value of the Chvorinov's mold constant.