Why the alternator connected to grid didn't loose synchronizm in following condition?

Lets say the grid is at ideal frequency 50 hz then the large load is shut of due to which frequency increases beyond 50 which tends to rotate all turbines faster than their previous speed but at...

08 September 2019 225 2 View

Why there is no current flows between B1 and B2 in Uni Junction transistor with emitter open as both the bases are on n type region?

The doping of N type is done lightly so the resistances are high between B1 and B2 but with this high resistances why electrons do not flow between B1 and B2 as leakage current flows through B2...

09 October 2017 8,897 0 View

How could i design the negative resistance region of UJT?

UJT between values of Vp and Vv operates in negative resistance region how could i graph this slope with accuracy. Vp is Peak voltage of UJT Vv is valley voltage of UJT

09 October 2017 7,596 0 View

For a medium line model half shunt, the capacitance is lumped at each end of the transmission line. Why?

I want to know why the model behaviour is very close to original structure and why we dont lumoed capacitence only in one side. Put more than two capacitence lump on model.

04 May 2017 4,615 1 View

Why sound waves have analog waveform in books while it is longitudinal waves ?

In signal communication books we make sinusoidal waveform for a sound waves but why we did it we know that sound waves are transverse in nature ?

08 September 2016 6,841 0 View

Double integration for area or for volume?

08 September 2016 4,452 0 View

Billing of electric motors?

Motor is inductive load so how does our electricity residential meters calculate the power consume by motor? Motor needs current to produce magnetic field so that current and voltage would be...

06 July 2016 9,718 8 View

Detuned Reactors usage in PFI devices?

What are Detuned Reactors and why they are used in Power Factor Correction devices.I have found in Schneider Electric website that that they are inductors which are use to control harmonics but...

06 July 2016 4,717 2 View

In the zero bias condition of diodes, why does the minority carrier in n type move to p type where holes are in excess?

03 April 2015 6,795 4 View

Dear all, I was wondering if anyone knows whether MGLtools and Autodock can run on Mac OS?

I have tried to download the 64-bit version of MGLtools however, as many times as I have downloaded and uninstall the programs, an error arises that the app needs to be updated. Thank you.

03 March 2021 5,997 2 View

I got 02 moderator values defining Johnson-Neyman significance regions. Is it an error?

Hi everyone, I am conducting research for my Master's thesis. I am using PROCESS by Johnson-Neyman to analyze my Moderator model. I test the relationship between Public Service Motivation and...

03 March 2021 2,350 2 View

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Do I need to strip the PVDF membrane before staining it with colloidal gold?

Dear Colleagues, After running Western blot on PVDF membrane and detection using ECL, I would like to stain my PVDF with colloidal gold to be able to allign the ECL image with total proteins on...

02 March 2021 7,829 3 View

PACYC PCR not working after several attempts. Would anyone have any suggestions?

So, I have been trying to run a pACYC PCR which will be used later on for a Gibson Assembly. However the PCR is not working. I have already tried gradient PCR and changing extension time; however...

02 March 2021 1,146 2 View

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

Do you know good and user-friendly programs to measure plant quantitative traits?

For my research i will need to measure plant quantitative traits (especially leaves area and roots length, but would be nice to add some more information). I recently discovered...

01 March 2021 5,035 2 View

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View

OpenBCI eeg--has anyone used them?

I'm looking to try out an off-the-shelf EEG set for some exploratory work. Curious if anyone has used the OpenBCI, and how much set-up work is required. I've heard they are more difficult to get...

01 March 2021 4,128 3 View