Discuss some of the advantages of plcs
Discuss some of the advantages of PLCs over relay logic circuits. How do we decide to use either a PLC or a relay logic circuit for a given control process?
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Calculate the weight of potassium chlorate required to prepare 380mL of wet oxygen collected over water at 20degrees celsius and 750mm of Hg.
A 1.80-g sample of a large biomolecule was dissolved in 21.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85°C. Calculate the molar mass of the biomolecule. For carbon tetrachloride, the boiling point c
A remote door lock is operated by an electrical relay that requires 10 mA. The relay can be opened by either switch A or B or both. The information from the switches is combined in a logic circuit. The logic levels are 0 to 0.5V for ZERO (0) a
What is a column? what factors determine the amount of load that causes it failure and the manner in which it fails?
Sodium vapor lamps, used for public lighting, emit yellow light of wavelength 580 nm. How much energy is emitted by an excited sodium atom when it generates a photon? Answer in units of J.
Calculate the total pressure (in atm) of a mixture of 0.0270 mol of helium, He, and 0.0200 mol of oxygen, O2, in a 4-L flask at 20°C. Assume ideal gas behavior.
if a 210 mg piece of gold (density=19.32 b/cm^3) is hammered into a sheep measuring 2.3*10 ft. what is the average thickness of the sheet in meters?
An engine block with a surface area measured to be 0.90m2 generates a power output of 55 kW with a net engine efficiency of 35%.
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Critical Assessment of Policies Complete a critical assessment, identifying how risk is addressed under the policy. Provide a paragraph
When FINA decided to change the name of synchronized swimming to artistic swimming, what could it have done to minimize the negative public backlash?
The influence of labor unions is not limited to unionized employees. Just ask Amazon, the second-largest (after Walmart) U.S. private sector
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Question: Why was straight-ticket voting a concern with respect to judicial selection in Texas?
In this exercise, you will practice annotating a digital text. You will complete this assignment in your chosen Word processor using the built-in note-taking
1. Why Abortion should be the Decision of the Mother and Not the U.S. Supreme Court 2. Should Fathers Be Allowed to Take Maternity Leave