TransWikia.com

Recent Questions (Page 342)

Let's help others by answering their questions!

A question about twin frog paradox

This is the Twin frog paradox. I have two questions. First, what does it mean by there is no rigid body in...

2

Physics Asked on 2 years ago

If light could bend around a person ,would that make the person invisible?

If we place an object such as a coin in front of the light source ,e.g a candle we cant see the candle through the coin but if the size...

1

Physics Asked on 2 years ago

Identify the Origin of each term in Weizsäcker's Semi-Empirical Mass formula?

I was hoping someone could explain each term in Weizsäcker's semi-empirical mass formula in simple English because I don't understand it. Any help will be appreciated thank...

0

Physics Asked on 2 years ago

How can the angular velocity vector be obtained from angular displacement which is not a vector?

My physics book (The Fundamentals of Physics) while explaining vector-ness of angular quantity (formally "Are Angular Quantities Vectors?") states that angular velocity and angular acceleration are vectors....

6

Physics Asked on 2 years ago

Quantization of complex scalar field

I'm learning Peskin's qft now and I'm a little confused about problem 2.2 . Suppose I write the field $phi(x)$ as: $phi(x) =int frac{d^3p}{(2pi)^3}frac{1}{sqrt{2E_{p}}} (a_{p}e^{-ipx}+b_{p}e^{ipx})$ I know...

2

Physics Asked on 2 years ago

Do the time taken to travel a fixed distance changes in two different inertial frame of reference in relative motion

I have calculated time taken to travel a fixed distance by the object from two different frames of refrence. One frame was moving with uniform velocity wrt other ....

2

Physics Asked on 2 years ago

How to compute Physical Constants from given Calabi-Yau Compactification of Effective Field Theory of corresponding String Theory?

I got some interest in String Theory when I was listening to lectures of David Tong and Brian Greene. I remember them stating that the spacetime manifold is compactified to...

1

Physics Asked on 2 years ago

What is tension force?

What exactly is tension force and how does it act? When I saw a video on Khan Academy it said that tension force is just a force...

2

Physics Asked on 2 years ago

Stored procedure for adding cascade

I have a DB with 180 tables, and I was doing a logical deletion, now I need to do some testing with physical deletion. Is there a way to alter...

1

Database Administrators Asked by user73639 on 2 years ago

Using hard-coded host name in logon trigger

I need to write a trigger which prevents certain users from logging into the production database. We use Active Data Guard. If I hardcode the Linux hostname in the trigger...

1

Database Administrators Asked on 2 years ago

Ask a Question

Get help from others!

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