lucas

Member for 7 years, 8 months
Last seen more than 6 years ago

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newtonian-mechanics

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10

Does zero net force imply zero net torque?

May 27, 2016

8

Can there be an acceleration when no net force acts on a massless object?

Jun 8, 2016

5

What is the cause of rolling friction? & why is it less than sliding friction?

Jun 17, 2016

5

Meaning of the value of the centripetal acceleration

Jul 1, 2016

5

Why do Newton's laws hold in a normal and tangential coordinate system?

Jul 18, 2016

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40

Why is the efficiency of human cells less than the efficiency of an Otto engine?

Jun 29, 2016

11

Can one rise through a free-falling rope?

Jul 19, 2016

9

Is there strong interaction between electrons?

Jul 4, 2016

7

Which temperature does $T$ in Clausius inequality ($\oint \frac{\delta Q}T\le 0$) refer to?

Jul 22, 2016

6

Why do we use orthogonal axes?

Jun 14, 2016

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newtonian-mechanics

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homework-and-exercises

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forces

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thermodynamics

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rotational-dynamics

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+10

Is there strong interaction between electrons?

+10

Which temperature does $T$ in Clausius inequality ($\oint \frac{\delta Q}T\le 0$) refer to?

-2

What is entropy really?

+10

Why do Newton's laws hold in a normal and tangential coordinate system?

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