TransWikia.com
  1. All Categories
  2. Physics

Physics : Recent Questions and Answers (Page 676)

Find answers to your questions about Physics or help others by answering their Physics questions.

Displacement time graph- aerodynamic drag

In the displacement vs time graph of an object in free fall, the parabola with aerodynamic drag is much more steeper on the way downwards of the object than the...

Asked on 01/05/2021

0 answer

Problematic step in proof that Cauchy stress tensor can be expressed as a function of the left Cauchy-Green tensor

I'm studying this proof that Cauchy stress tensor $sigma$ can be expressed as a function of the left Cauchy-Green tensor, i.e. $$sigma({bf F}) = sigma({bf...

Asked on 01/05/2021 by Olumide

0 answer

Bernoulli principle for a leaky water tank

Why the pressure at point $y=0$ in the given example (see image) is atmospheric pressure $p_o$. How can it be atmospheric pressure? The pressure at that point should...

Asked on 01/05/2021

2 answer

What's the $P+P$ and $P-P$ on the opposite sides of the fluid particle. What is the meaning of this?

Does it mean adding really small pressures on one side of the particle and subtracting from the other side to...

Asked on 01/05/2021 by Gaurav L

1 answer

Conservation of angular momentum in rolling cones

Consider the situation shown in the figure, A cone is set rolling on a cone so there is angular momentum...

Asked on 01/05/2021

6 answer

Relation between enthalpy and heat for a non-ideal gas

Consider a non-ideal gas passing through an isobaric process, with $C_p$ not affected by temperature.Would $C_pDelta = Q$? Where $Q$ is the heat the gas received?...

Asked on 01/05/2021 by megamence

2 answer

Dynamic scaling laws derivation

In the book Critical Dynamics by Tauber the following scaling hypotheses are made for the static correlation function and for the characteristic frequency in Fourier space$$C(tau, q)...

Asked on 01/05/2021 by Jacopo.R

0 answer

Projectile motion in vertical circular motion

Consider a particle attached to the centre of a circle via an inextensible string undergoing vertical circular motion. If the initial velocity $u$ is such that $sqrt{2gl}<u<sqrt{5gl}$, the...

Asked on 01/05/2021 by jerrythealpaca

1 answer

Postulate of a priori probability and harmonic oscillator

According to the fundamental postulate of a priori probability in Statistical Mechanics:An isolated system in equilibrium is equally likely to be in any of its accessible states.But for a classical...

Asked on 01/05/2021

3 answer

When spraying water, why does the end of the garden hose have a force opposite to the direction of the water flow?

When spraying water, why does the end of the garden hose have a force opposite to the direction of the water flow? I'm talking about the kind of hose without...

Asked on 01/05/2021

1 answer

Ask a Question

Get help from others!

© 2024 TransWikia.com. All rights reserved. Sites we Love: PCI Database, UKBizDB, Menu Kuliner, Sharing RPP