Dohn Joe's user avatar
Dohn Joe's user avatar
Dohn Joe's user avatar
Dohn Joe
  • Member for 10 years
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  • Europe
8 votes

How can we see an atom now? What was the scale of this equipment?

6 votes

If gravity disappeared, would Newton's third law make everything that was pressed to the ground by gravity get pushed upwards?

4 votes

If I'm floating in space and I turn on a flashlight, will I accelerate?

4 votes
Accepted

Does frequency f = $\frac1T$ if there is non-periodic signal

2 votes
Accepted

Can doppler shift be used to find the MH370 black boxes?

1 vote

Why is centrifugal 'force' perpendicular to line of inertia

1 vote

Horizontal force on elevator?

1 vote
Accepted

What is the difference between a linear and non-linear solution in the bending of beams?

1 vote
Accepted

Salt water evaporation

0 votes

What is the friction force at terminal velocity?

0 votes

How does a lightning striking stall a moving car?

0 votes
Accepted

Why are 3 different road tests enough to say the suspension system of a car can handle any random road?

-1 votes

Why use lasers for intense, localized heat instead of some other light source?