Dr. Carlotta A. Berry, PhD · @drcaberry
2817 followers · 2772 posts · Server blacktwitter.io

My students have a 10 ohm, 15 ohm and 20 ohm resistor but they need to make a 6 ohm resistor, which two should they use?

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Last updated 2 years ago

Dr. Carlotta A. Berry, PhD · @drcaberry
2816 followers · 2765 posts · Server blacktwitter.io
Dr. Carlotta A. Berry, PhD · @drcaberry
2796 followers · 2722 posts · Server blacktwitter.io
Dr. Carlotta A. Berry, PhD · @drcaberry
2796 followers · 2722 posts · Server blacktwitter.io
Dr. Carlotta A. Berry, PhD · @drcaberry
2553 followers · 2346 posts · Server blacktwitter.io

I have a current source in parallel with a 15 ohm and 10 ohm resistor. The power delivered to the 10 ohm resistor is 14.4 W, wha is the value of the current source? .
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Last updated 2 years ago

Dr. Carlotta A. Berry, PhD · @drcaberry
2253 followers · 2153 posts · Server blacktwitter.io

A 12V source is in series with a 0.5S and 0.25S resistor, what is the current through the voltage source?
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Last updated 2 years ago

Dr. Carlotta A. Berry, PhD · @drcaberry
2253 followers · 2154 posts · Server blacktwitter.io
Dr. Carlotta A. Berry, PhD · @drcaberry
1969 followers · 1757 posts · Server blacktwitter.io
Dr. Carlotta A. Berry, PhD · @drcaberry
1969 followers · 1756 posts · Server blacktwitter.io
Dr. Carlotta A. Berry, PhD · @drcaberry
1968 followers · 1753 posts · Server blacktwitter.io
Dr. Carlotta A. Berry, PhD · @drcaberry
1967 followers · 1752 posts · Server blacktwitter.io
Dr. Carlotta A. Berry, PhD · @drcaberry
1964 followers · 1746 posts · Server blacktwitter.io
Dr. Carlotta A. Berry, PhD · @drcaberry
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Dr. Carlotta A. Berry, PhD · @drcaberry
1865 followers · 1726 posts · Server blacktwitter.io


Use integrating factors to solve the following first order differential equation. What is the integrating factor?
dy(t)/dt+(1/τ)y(t) = x(t)

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Last updated 2 years ago

Dr. Carlotta A. Berry, PhD · @drcaberry
1865 followers · 1725 posts · Server blacktwitter.io


Use integrating factors to solve the following first order differential equation. What is the integrating factor?
dy(t)/dt+cos(t)y(t) = x(t)
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Last updated 2 years ago

Dr. Carlotta A. Berry, PhD · @drcaberry
1753 followers · 1642 posts · Server blacktwitter.io
Dr. Carlotta A. Berry, PhD · @drcaberry
1751 followers · 1630 posts · Server blacktwitter.io
Dr. Carlotta A. Berry, PhD · @drcaberry
1739 followers · 1590 posts · Server blacktwitter.io

I have a second order system that is overdamped, which of the following statements is true about the damping ratio?

@BlkInEngineerng
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Last updated 2 years ago

Dr. Carlotta A. Berry, PhD · @drcaberry
1739 followers · 1587 posts · Server blacktwitter.io

I have a second order system that is critically damped, which of the following statements is true about the damping ratio?

@BlkInEngineerng
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Last updated 2 years ago

Dr. Carlotta A. Berry, PhD · @drcaberry
1739 followers · 1586 posts · Server blacktwitter.io

I have a second order system that is underdamped, which of the following statements is true about the damping ratio?

@BlkInEngineerng
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Last updated 2 years ago