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I need help answering problems 4, 5, and 6 pertaining to the print provided in the attachment.

For an undamped vibratory system, the velocity leads the displacement by t/2 rad. Select one: O True O False ge ce Type here to search

I need help with simulink. It is my first time using simulink. I am trying to make a simulink program turning on the LED on the board for 10sec for an Arduino Mega 2560. I have attached an image of what I tried to do. After I run, it just says no diagnostic. How do I know if I did this correctly or not?

Could you please explain where and what is tight side and also how to find 5-9

I need help answering questions 7, 8, and 9 pertaining to the print attached.

label the oarts of otto enhine

I need help with problems 1, 2, and 3 pertaining to the print provided below.

I need help solving problems 10, 11, and 12 pertaining to the print provided.

I was going over the equations for the notes in class and I had a thought. Based on the equations in the image, you could get negative propellant mass. So, I coded it in matlab and I got negative mass. How is that possible? I think I used practical values for the velocity and mass ratio and so on. Did I do something wrong?

A person by the name of Huebscher developed a relationship between the equivalent size of round ducts (in air conditioning applications) and rectangular ducts according to (ab) 0.625 (a + b)0.25' D = 1.3- Side of Rectangular Du 400 450 500 550 600 diameter of equivalent circular duct (mm) dimension of one side of the rectangular duct (mm) dimension of the other side rectangular duct (mm) Use VBA to create a custom-made dialog box to return values that shows the relationship between the circular and the rectangular duct dimensions, such as the values of D that would be entered into the table shown below. Length of one side of rectangular duct (length a), mm 125 150 175 122 133 143 122 133 143 122 133 143 122 133 143 122 133 143 where we have the following: D= 100 109 109 109 109 109 a= b= 200 152 152 152 152 152 Calculate Diameter

Hartley Electronics, Inc., in Nashville, producesshort runs of custom airwave scanners for the defense industry.The owner, Janet Hartley, has asked you to reduce inventory byintroducing a kanban system. After several hours of analysis, youdevelop the following data for scanner connectors used in onework cell. How many kanbans do you need for this connector?Daily demand 1,000 connectorsLead time 2 daysSafety stock 12 dayKanban size 500 connectors

B ) its a solve question plrase type it . i cant read handwriting

As shown in figure a Pepsi can and a plastic Pepsi bottle. Describe how they were manufactured

A six-liter , eight - cylinder , four- Stroke cycle SI vace car engine operates at 6000 RPM using stoichio- metric nitromethane as fuel. Combustion efficiency is 99%. and the fuel input rate is 0.198 kg/seč. calculate: a- Volumétric efficiency of the engine b-Flow rate of air into the engine [ kg/see]