Question: A 250-V, 4-pole, wave-wound d.c. series motor has 782 conductors on itsarmature. It has armature and series field resistance of 0.75 ohm. The motor takesa current of 40 A. Estimate its speed and gross torque developed if it has a flux per pole of 25 mWb Answer: Step 1 Mechanical Engineering homework question answer, step 1, image 1 Mechanical Engineering homework question answer, step 1, image 2 Step 2 Mechanical Engineering homework question answer, step 2, image 1 Step 3 Mechanical Engineering homework question answer, step 3, image 1

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Question:

Boolean Algebra. Simplify the following Expressions;
1. AB + (BC(B+C))
2. (A’B)’ + AC
3. ((A+B’)’ + (A’+B)’)’

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Answer:

Step 1

Note: There are multiple questions given in one question. According to the rule, you will get the answer for only a few parts. Please submit another request to get the answer to the remaining parts.  

1.

Final answer: 

AB + BC

Step 2

AB + BC(B + C)

=AB + BCB + BCC

=AB + BC + BC

= AB + BC