The most well-known casting resin for simple casting is probably ____because it is used in crafts and hobby work. ?
A. ?epoxy
B. ?polyester resin
C. ?acrylic
D. ?polyurethane
Answer: B
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Answer the following statements true (T) or false (F)
1. When the managers and owner set out to write the company's vision statement the team must make sure the statement is always long paragraphs to be sure it is understood by all employees. 2. The vision statement helps to narrow down the mission. 3. A new service shop would not include all the employees in the development of a mission statement because it was not their dream to own a shop. 4. Successful individuals share the common traits of being both focused and committed to a well-defined direction and objective. 5. Mission statements answer the question "What do we stand for?"
For the circuit in Fig. 16.51, find v(t) for t > 0.
 figure 1.png)
Why should liquid refrigerant NOT be introduced into an evacuated chiller?
A) The liquid can flash at subfreezing temperatures and freeze the water in the chiller tubes. B) The liquid refrigerant might boil and overheat the water in the chiller. C) Liquid charging is slow and chillers hold a lot of refrigerant. D) Adding refrigerant would ruin the vacuum.
If the strength of the main field increases, the CEMF developed in the armature will __________.
A. increase B. decrease C. stay the same