Physics Questions, Problems & Solutions : TransWikia.com ~ Page 28

What is the number of significant figures in $6*(7.203)**2$?

My textbook says:"In multiplication or division, the finalresult should retain as many significantfigures as are there in the original numberwith the least significant figures."but it also says...

Asked on 11/17/2021

1 answer

Do two beams of light attract each other in general theory of relativity?

In general relativity, light is subject to gravitational pull. Does light generate gravitational pull, and do two beams of light attract each other?...

Asked on 11/16/2021

4 answer

Would displacement vs time of circular motion be a $sin/cos$ curve or parabola?

If you were to graph the displacement from one specific point in a circle of an object rotating, example the boomerangs displacement from the thrower. Would you use a parabola,...

Asked on 11/16/2021

1 answer

What would strange and charm matter look like?

Scientists have studied and detected the different types of quark matter over the last decades, from up to strange. While we obviously know how matter composed solely of up and...

Asked on 11/16/2021 by Archa

1 answer

Current in a RC circuit

In order to find current in an RC circuit, resistance of only the resistor is considered i.e. $I_text{resistor} = V_text{resistor} / R$. Why is the reactance of the capacitor...

Asked on 11/16/2021

2 answer

(I-beam vs rectangular beam) Which sword blade cross section is less likely to break?

Original questionAssumption:i made several swords with different cross sections (lenticular, single broad fuller as in viking swords, diamond, hollow ground diamond)the blades are made using the same steel and have...

Asked on 11/16/2021

1 answer

The evolution of spacetime curvature and how mass/energy affects it

Background Info I'm just starting to look into tensor analysis and general relativity. I have taken college level courses on Newtonian mechanics, electromagnetism, and special relativity that roughly follow the...

Asked on 11/16/2021

1 answer

Can a sound wave have such high frequency that it causes permanent displacement of medium?

Is it possible to have a sound wave with frequency so high that it causes permanent displacement of matter (the frequency is greater than the elasticity of the medium, so...

Asked on 11/16/2021

1 answer

Is speed of light not constant in a strong gravitational field?

I remember reading a work stating that in the presence of a gravitational field, vacuum magnetic permeability and electric permittivity can change with distance $r$ to the center of...

Asked on 11/16/2021

1 answer

Perspective confusion in Sky Map mobile app

I have recently ran into an observation which broke my mental schemes, using the Sky Map mobile application. For an introduction before my actual issue, I should...

Asked on 11/16/2021 by Adrián

0 answer

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