What is fire? Causes? Prevention?

What is fire? Causes? Prevention?

04 May 2018 5,231 5 View

How can you control weeds in wide farms?

How can you control weeds in wide farms? What is the best method of controlling weeds? Chemical method sometimes failed because weeds develop resistance on it over time. Now, what is the best...

04 May 2018 929 21 View

What is your solution in solving the problem of food shortage because of an increasing population?

What is your solution in solving the problem food shortage because of an increasing population?

04 May 2018 3,789 7 View

What is the biggest problem now in agriculture?

What is the biggest problem now in agriculture?

04 May 2018 168 11 View

What is the latest problem of the world?

What is the latest problem of the world?

04 May 2018 1,454 0 View

At present, what is the newest discovery that can help the world?

At present, what is the newest discovery that can help the world?

04 May 2018 1,829 2 View

How can you explain radio waves in layman terms?

How can you explain radio waves in layman terms?

02 March 2018 2,260 7 View

Is rounding the edge or corner of the plate conductor improved the electric field strength uniformity?

Is rounding the edge or corner of the plate conductor improved the electric field strength uniformity?

01 February 2018 3,495 6 View

How can dipole molecules of water can react with magnetic field?

How can dipole molecules of water can react with magnetic field?

31 December 2017 5,851 4 View

How can we relate photon in electromagnetic waves?

How can we relate photon in electromagnetic waves? What is photon in Radio waves? Waves can be describe by its wavelength, frequency, and energy (electron-volt). I am just wondering about this...

31 December 2017 9,447 21 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View