A security system uses sensors at every door and window. An alarm will go off if any one of them is opened. There is also a keypad by an entry door to turn on or turn off the system. Describe how these components can be wired in a combination circuit to provide the needed security.

What precautions should you take to prevent injuries when dealing with heavy loads?

Which of the following refers to refers to how well the control system responds to sudden changes in the system. a)-transient regulation b)- distributed regulation c)-constant regulation d)-steady-state regulation

The flow rate of air through a through a pipe is 0.02 m5/s. a pitot static tube is placed in the flow. the radius of the pitot static tube is 1 mm. assuming the flow to be steady and the air to be at 300k, calculate the difference in total and static pressure if the diameter of the pipe is: (a) d 0.1 m d 0.05 m (c) d 0.01 m