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Questions related to Physics
Dear Colleagues Could you please photocopy Formula 88.2.2 and Formula 10.49.33 in the following book published in 1975 by Hansen? E. R. Hansen, A Table of Series and Products, Prentice-Hall,...
26 January 2021 385 6 View
Dear All, I am currently working on the following research The effectiveness and efficiency of Microfinance Institutions operations Areas that i am going to be looking at this research are:...
11 January 2021 4,454 3 View
Dear all, I am using corn oil as vehicle for subcutaneous injection and I want to reduce the viscosity of the vehicle (corn oil) to enhance the delivery of the main compound of interest....
19 December 2020 2,133 6 View
Most of the studies use Landry and Turnbull Healing Index. There is also the H2O2 bubbling test. Do you have any other suggestions regarding this? Thanks!
11 December 2020 9,538 0 View
Dear Researchers in the field : Does anyone know what the KAGRA Gravitational Waves Observatory it's been up to ? KAGRA announced at the end of last year (2019) that they were ready for the kick...
09 December 2020 5,477 14 View
I came across this question (attached below). I tried to solve it but got stuck in the portion where we need to calculate the inverse tranform. I found a solution of this question (also attached...
29 November 2020 8,057 3 View
Dark matter is some extra energy that we observe which bends spacetime such that a star orbiting a galaxy will appear to have escape velocity but will remain in a stable orbit. When solving for...
21 November 2020 1,618 4 View
Can the bending of a light ray passing by the sun correctly be explained by gravitoelectromagnetism?
03 November 2020 10,403 6 View
I am trying to implement PIC-code for the field emission simulation. According to PIC loop particles injected after calculation of charge density. But I stuck at the problem that at some points of...
02 November 2020 3,726 1 View
In order to represent our observations or sight of a physical process and to further investigate it by conducting experiments or Numerically models? What are basics one need to focus ?...
24 October 2020 9,900 3 View
Hello, Wondering if there are any physicists that can explain (very simply as I am a chem eng) whether a charged particle would move faster or slower through water than an uncharged particle....
21 October 2020 4,064 7 View
Suppose a photon is observed to have some three velocity v in an inertial frame O, another inertial frame O' is moving away from O with another three velocity u. Is there a general way to get the...
11 October 2020 5,434 3 View
How to properly characterize a ten-dimensional space. How does it fit with the modern understanding of the environment.
03 October 2020 2,886 29 View
The occupation number of bosons can be any number from zero to infinity, guiding us to the Bose-Einstein statistics. On the other hand, for example, a classical wave can be considered a...
22 September 2020 8,896 2 View
Is is possible to find out if a material can function as a cathode or anode by just looking at cyclic voltammetry.
13 September 2020 5,892 5 View
A small eccentric motor vibrates on a floor supported by a single rod. Changing the voltage applied to motor the rpm frequency changes. Still why the frequency of whole system remains constant...
23 August 2020 1,477 3 View
What is the difference between a sensor dot and single-electron transistor with respect to the number of electrons?
10 August 2020 7,154 3 View
Currently designing power system for Lunar rover. Solar power and RTG are the planned power sources during sunlit periods however secondary Li-ion batteries will be used to operate in PSR's, these...
23 July 2020 7,152 5 View
Hi, all dear, In some papers or books there are schematic images such as attached images. What software are used to draw these images? Thank you for your suggestions,
21 July 2020 1,464 8 View
In my early education I was taught radioactive decay was - in general - not affected by environmental variables. This seems to have been disputed in recent years. I'm curious about the current...
23 June 2020 4,387 2 View
We know that by drawing a magnet close to a closed circular circuit, a current in the circuit is induced. Why? (I don't mean the mathematical description or the law of Faraday's induction, what is...
27 May 2020 7,785 19 View
Given values are:- top speed is 120kmph and average is 60 kmph,total weight of bike 135kg.l=1800mm b=700mm and h=1100mm. Suppose the wheel dia is 10inch. Please someone find the power rpm...
12 May 2020 6,442 1 View
Is there any matematerial which can reflect right handed circular polarization into Left handed circular polarization or vice versa of the EM waves operating in ultra-wide band?
27 April 2020 2,225 6 View
Hi I have some issues with the stationarity condition for some variables in a time series analysis with VARMAX. As you can see the autocorrelation and partial autocorrelation seems to be negative...
07 April 2020 607 0 View