1. Consider the following Scenario and answer the question:
Scenario:Ahmed was going to the university to attend the lectures. On the way he stopped to buy the coffee. He checked the time table and found that the first lecture was a digital circuit lab. He rushed to the lab and managed to reach there on time. He took off his sandals and started working on the lab without waiting for instructions from the instructor 
    
Identify the safety rules that are being violated?
 
 What are the possible risks in this scenario and how can you minimize the harm?
 

The six flavors of Girl Scout Cookies(TM-Thin Mints, SAM-Samoas, Tre-Trefoils, SS Savannah Smiles, SM - Smores and TT-Toffee Tastic) that do not contain peanuts are processed through a sequence of five operations (1-mixing dough, 2-baking, 3-liquid toppings, 4-dry toppings, 5-packaging) at one facility.
Not all cookies are processed in all operations. TM, which has weekly quantities of 3250 boxes, is processed through operations 1, 2, 3 and 5 in that order. 
SAM. which has weekly quantities of 2900 boxes, is processed through operations 1, 2, 3, 3 and 5 in that order. 
Tre, which has weekly quantities of 1900 boxes, are processed through operations 1, 2, and 5 in that order. 
SS. which has weekly quantities of 950 boxes, is processed through operations I. 2, 4, and 5 in that order. 
SM, which has a weekly quantity of 400, is processed through operations 1, 2, and 5 in that order. 
Finally, TT, weekly quantities of 250 boxes, is processed through 1, 2, and 5 in that order
(a) Draw the network diagram for this work system.
(b) Prepare the From - To table for this work system.

Explain why many utilities employ a ratchet clause in demand 
billing. If the monthly power factor is not indicated on an 
industrial utility bill, how might you infer that a client has a 
low power factor during your visit to a factory? Assume you have 
full access to the plant and to 12 months of utility bills.(Limit your response to 200 words.)