How Can I Get Help with Physics Problems Online?

Thread starter lqq889
Start date Oct 4, 2012
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lqq889

Thread starter
Oct 4, 2012

i have some physics problems, please help me, thanks!

Question 1:

Question 2:

Question 3:

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jedishrfu

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Insights Author

Oct 4, 2012

Welcome to the Physics Forum!

If you eant help on these questions you need to:
1) place each question in a separate thread
2) show us some work so we can see where you're stuck

How Can I Get Help with Physics Problems Online?

A very simple moments question

Expansion or compression -- which is more energy efficient?

U-shaped length of chain falling when one end is released

What force causes precession?

Simple kinematics problem — falling from a geostationary satellite

Insights Revisiting the Velocity-Time Function

Insights Remote Operated Gate Control System

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Insights Thinking Outside The Box Versus Knowing What’s In The Box

Insights Why Entangled Photon-Polarization Qubits Violate Bell’s Inequality

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How Can I Get Help with Physics Problems Online?

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