Archisman Panigrahi's user avatar
Archisman Panigrahi's user avatar
Archisman Panigrahi's user avatar
Archisman Panigrahi
  • Member for 9 years, 4 months
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13 votes

Why is there no current between two capacitors connected in series?

8 votes

Why does a ping pong ball bounce higher when it is dropped together with a cup of water?

7 votes

What happens to a satellite in when its mass is reduced to half?

4 votes
Accepted

How does centrifugal force count on the ball-rope problem?

4 votes
Accepted

Frictional force doesn't depend on surface area, but why does this application work?

4 votes
Accepted

How does $\frac{mv^2}{r} = \frac{GMm}{r^2}$ work if both planets attract each other?

4 votes
Accepted

What does having an imaginary part of potential imply?

3 votes
Accepted

Why is volume an extensive property but molar volume an intensive one?

3 votes

Does Newton's Law of Universal Gravitation work when particles are very close?

3 votes

How to derive length contraction from Lorentz transformations?

3 votes

Potential difference across a resistor

3 votes

Would we observe beats if the ratio of the frequencies of two waves is irrational?

3 votes
Accepted

Why do we use $m\frac{dv}{dy} = -b(v-v_{ter})$ while determining how the terminal velocity is changing for an object falls down in linear drag force?

3 votes

Do Maxwell's equations predict that electrons have no internal structure?

3 votes

Why does a ray parallel to principal axis passes from focus after reflection from a concave mirror and vice a versa is also true? Why is it so?

2 votes
Accepted

Why is the electric flux of a point charge inside a sphere not 0 since its a vector and all the field lines point outward?

2 votes

How do I measure pressure inside a water balloon?

2 votes
Accepted

Angular momentum and Gyroscopic precession of a top

2 votes
Accepted

Magnetic field of an infinite hollow cylinder (with volume current)

2 votes

Why doesn't magnetic attraction increase infinitely when distance reduces

2 votes
Accepted

Uniform Circular Motion and Work

2 votes

Beat frequency for 3 waves

2 votes

On what particular thing does the brightness of a light-bulb depend? Current, or power, or voltage?

2 votes

Infinite Coulomb force when charges contact

2 votes
Accepted

Resistance between metal balls in an infinite, homogeneous, conducting medium

2 votes
Accepted

Conversion of $R = 8317\ \mathrm{\frac{J}{kg\cdot mol\cdot K}} $ to $ 8317\ \mathrm{\frac{J}{kg\cdot mol\cdot {^\circ C}}}$

2 votes

Energy conservation in induced emf in open loop

2 votes

If $\nabla\times\nabla\times\mathbf{F}$ = 0, then what can we conclude about $\nabla\times \mathbf{F} $, where $\mathbf{F}$ is a vector field?

1 vote

Berry Curvature

1 vote

Spin 1/2 - finding eigenvalues and eigenvectors of a Hamiltonian that includes d/dz