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Sankaran's user avatar
Sankaran's user avatar
Sankaran's user avatar
Sankaran
  • Member for 12 years, 10 months
  • Last seen more than 6 years ago
  • Los Angeles, CA
17 votes
Accepted

What is $v \, dp$ work and when do I use it?

13 votes

How can one say that if we subtract "TS" from "U" then what we get is free energy?

5 votes
Accepted

For an isolated system, can the entropy decrease or increase?

5 votes
Accepted

Why aren't two systems in thermal equilibrium the same as one system?

5 votes
Accepted

Why do hot objects prefer to emit photons over electrons ? Is there electron-positron annihilation?

4 votes
Accepted

How do the molecules of reacting compounds proceed to form "Most Stable" molecule?

4 votes
Accepted

Does electric potential have a temperature?

4 votes

Why is electrical energy so difficult to store?

3 votes
Accepted

Energy equation for an open system

3 votes

How can electrons be confined in Quantum dots?

3 votes
Accepted

Entropy exchange of a free fall

3 votes

When driving uphill why can't I reach a velocity that I would have been able to maintain if I started with it?

3 votes

In mechanics, is shock really better expressed as jerk instead of acceleration?

2 votes

Running a stirling engine in reverse?

2 votes
Accepted

What is evidence for an irreversible change?

2 votes

With ideal gases, varying quantity of moles, and having a constant volume how do temperature and pressure behave?

2 votes

Is it wrong to associate non-isotropic flow high with Reynolds-Number and is there a better metric?

2 votes

Irreversible process

2 votes

Why do we need different ensembles in statistical mechanics?

2 votes

Is there an alternative metric for isentropic efficiency that remains valid when broken up into multiple segments?

1 vote

Meaning of chemical equilibrium between two phases

1 vote
Accepted

Adiabatic expansion of steam through a valve

1 vote

How can two seas not mix?

1 vote
Accepted

What does net mechanical efficiency mean?

0 votes

Are there still 'everyday' phenomena unexplained by Physics?

0 votes

Can the vibrational energy of a engine be used to increase efficiency?

0 votes

converting power spectrum to photon flux density