Physics Questions, Problems & Solutions : TransWikia.com ~ Page 78

Solar panels that also work at night?

This was first proposed in a scientific study from 2019. Essentially, the idea is that the solar cell generates power from the heat it radiates at night....

Asked on 09/01/2021

0 answer

Force required to Stop a Cone made by Paper from Flattening Out

Suppose a paper cone is made with height equal to its radius, only the two straight sides just touch each other and are not glued together. It is kept on...

Asked on 09/01/2021 by Prakhar Pratap Mall

2 answer

Method of Images and Green functions in Quantum Field Theory

Traditional Laplace equation solutions techniques for a system of conductors rely on the fact that the Green function for solving Laplace's equation represents the potential due to an image charge...

Asked on 09/01/2021

1 answer

Current passed through a charged conductor

If I take a charged conductor and pass a current through it and stop. Will the charge remain on that conductor or would it be flown away by the current?...

Asked on 09/01/2021 by Harrison Wells

1 answer

Why do turkey bacon slices form bubbles in the same places?

Often, turkey bacon forms large bubbles when cooking. It's simply a fact of how it cooks. More interestingly however, I was making turkey bacon this morning when I noticed that...

Asked on 09/01/2021

2 answer

Rotational motion and angular velocity

Why does $N=0$ when w=w critical? What does "Mass m falls away from the drum if N ≤ 0, when ω ≤ ωcritical" mean?I don't understand the...

Asked on 09/01/2021 by Sky Zhou

2 answer

Is Lithium Plating possible at the cathode, too?

When talking about the Failure Mode 'Lithium Plating' in Lithium Ion batteries, in literature it is just described at the anode and I could not find answers to why it...

Asked on 09/01/2021

3 answer

What optical resonator configuration produces the most output power for a laser?

For various reasons, I have a HeNe laser setup with two external spherical mirrors that I can position and align at will. I've looked around at various sources, which all...

Asked on 09/01/2021

2 answer

Why are simple models of coupled pendulums incapable of describing irreversible energy dissipation?

Consider two pendulums $A$ and $B$ coupled by a spring and also regard $A+B$ to be a completely isolated system. Let us start the system in an...

Asked on 09/01/2021

1 answer

What is the difference in deformation between a set of rigidly connected rigid bodies and a deformable body?

Consider this hinge joint: In particular, both linkages are rigid and the joint itself is rigid. While the system does...

Asked on 09/01/2021

1 answer

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