Skip to main content
Physics
PNS's user avatar
PNS's user avatar
PNS's user avatar
PNS
  • Member for 6 years
  • Last seen more than a month ago
  • Ahmedabad, India
Profile Activity

69 Answers

Score Activity Newest
20 votes
Accepted

Why is mass an invariant in Special Relativity?

7 votes

Human mass to energy equivalence

7 votes

How powerful must a gravitational wave be, to be audible to a human?

7 votes
Accepted

What exactly is entropy?

5 votes

Does the same object have less mass on Earth than in space because they have less gravitational potential energy?

4 votes
Accepted

Understanding Invariance of Timelike Events

4 votes

How does the Equivalence principle explain "what goes up must come down"?

3 votes

How does the philosophy of 'Emergent Gravity' differ from that of 'Quantum Gravity'?

2 votes
Accepted

What do Riemann curvature tensor, Einstein tensor, Ricci tensor, Weyl conformal tensor, Bianchi identities mean?

2 votes
Accepted

Can We Explain Length Contraction in a Simpler Way?

2 votes

Could the Bernoulli equation be explained by kinetic theory?

2 votes

About the physical definition of the Planck's constant

2 votes

Special Relativity - Lorentz Transformation

2 votes

Is the elevator analogy of the equivalence principle really true?

2 votes

A problem regarding light bending

2 votes

How does spaghettification work in general relativity?

2 votes
Accepted

Is there anything quantum mechanical related to Fusion/Fission? (Instead of special relativity)

2 votes

Which particles does the Higgs Field give mass to?

2 votes

Why does frequency of a wave depend solely on its wavelength?

1 vote

Is velocity an angle?

1 vote

Why does the speed of light in vacuum never change?

1 vote
Accepted

How to test extra dimensions?

1 vote
Accepted

Can the Lorentz transformations be derived this way?

1 vote

Is mass the amount of matter an object consists of?

1 vote

Correct definition of “speed” of gravity

1 vote

Why do we fall towards earth and not hover during free fall as per General relativity?

1 vote

How do scientists calculate the orbital period of a planet?

1 vote

How can we imagine gravitational waves?

1 vote

Lorentz transformation: qualitative explanation

1 vote
Accepted

Is it right interpretation to interpret $E=mc^2$ using potential energy?

1
2 3