User 13509

3 votes

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First law of thermodynamics: internal or external pressure?

answered Feb 19, 2020 at 12:09

2 votes

The energie distribution in nuclear fission

answered Jan 6, 2020 at 11:36

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What is the velocity on perimeter of a wheel when it is hit by hand tangentially to increase speed?

answered Jan 6, 2020 at 22:42

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For a rotating fluid in a beaker, why does the depth of the parabola increase as the angular velocity increases (in terms of forces)?

answered Jan 7, 2020 at 9:29

2 votes

How is this a parallel circuit?

answered Feb 22, 2020 at 9:55

2 votes

Why is the EMF=terminal voltage in an open circuit?

answered Feb 23, 2020 at 9:47

2 votes

Why do we need to define total mechanical energy?

answered Mar 11, 2020 at 21:44

2 votes

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Thermodynamics First Law: Where is my reasoning wrong?

answered May 8, 2020 at 15:34

1 vote

Clarification of "inertial mass" explanation

answered Jun 7, 2020 at 22:00

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Questions about $\omega, f, \omega_{0}$ in harmonic oscillator

answered Feb 19, 2020 at 15:59

1 vote

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What has a greater effect on diffraction - increasing wavelength or reducing slit width?

answered Feb 19, 2020 at 21:34

1 vote

Easiest way to roughly explain Brownian motion?

answered Jan 7, 2020 at 17:33

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Would it take an equal amount of lb-force as the total water weight weighing down on the piston to be at equilibrium? Pascals principle

answered Sep 22, 2019 at 21:46

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Electrostatic Interactions

answered Feb 19, 2020 at 9:40

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Electric potential $V = kq/r$ derivation

answered Feb 19, 2020 at 11:51

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I have some trouble with springs in series

answered Jan 5, 2020 at 19:16

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Weight gain of prism due to light passing through

answered Jan 6, 2020 at 11:14

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Electricity, Voltage, Potential Energy

answered Feb 16, 2020 at 8:39

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Enthalpy of Reaction

answered Feb 20, 2020 at 8:15

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Showing that $\frac{2L/c}{1-\beta^2}-\frac{2L/c}{\sqrt{1-\beta^2}}=\frac{L\beta^2}{c}+O(\beta^4)$

answered Feb 21, 2020 at 11:17

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Total resistance of the following circuit

answered Feb 19, 2020 at 12:27

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21 Answers

First law of thermodynamics: internal or external pressure?

The energie distribution in nuclear fission

What is the velocity on perimeter of a wheel when it is hit by hand tangentially to increase speed?

For a rotating fluid in a beaker, why does the depth of the parabola increase as the angular velocity increases (in terms of forces)?

How is this a parallel circuit?

Why is the EMF=terminal voltage in an open circuit?

Why do we need to define total mechanical energy?

Thermodynamics First Law: Where is my reasoning wrong?

Clarification of "inertial mass" explanation

Questions about $\omega, f, \omega_{0}$ in harmonic oscillator

What has a greater effect on diffraction - increasing wavelength or reducing slit width?

Easiest way to roughly explain Brownian motion?

Would it take an equal amount of lb-force as the total water weight weighing down on the piston to be at equilibrium? Pascals principle

Electrostatic Interactions

Electric potential $V = kq/r$ derivation

I have some trouble with springs in series

Weight gain of prism due to light passing through

Electricity, Voltage, Potential Energy

Enthalpy of Reaction

Showing that $\frac{2L/c}{1-\beta^2}-\frac{2L/c}{\sqrt{1-\beta^2}}=\frac{L\beta^2}{c}+O(\beta^4)$

Total resistance of the following circuit