What is the difference between EMF and Voltage?
- 8 Answers
- 16406 Views
- IGCAR, I also Faced
- E-Mail Answers
Answer Posted / jayadev and prasanth
emf is that force which tend to push electrons from one
poient to another . but voltage is the amount of current
passed through a given resistence.
| Is This Answer Correct ? | 37 Yes | 23 No |
Post New Answer View All Answers
In testing of Cement the formula for water requirement for setting time is as below- Water required for setting time = NC x 0.85 The question is that what is the logic of 0.85 in this formula??
. Given that 2Hg2+ (aq) + 2 e- Hg22+(aq) E0 =0.92V Hg22+ (aq) + 2 e- 2Hg(l) E0 =0.85V Calculate standard free energy change and K for the following process at 25oC Hg22+(aq) Hg2+ (aq) + Hg(l)
WHAT IS THE SYLLABUS OO GROUP -I?
During Soundness testing of Cement by Lechatelier method the Cement mould expands about 20 mm when merged in curing water for 24 hours after mould preparation.In that Cement MgO content is about 3.0%,SO3 is about 2.6% & Blaine is about 360 M2/Kg.Guess the reason & suggest solution.
Normally entropy is expressed as q/T. But, work and heat have same unit. Why can't it be replaced by work?
Write the each half cell reaction and also net cell reaction for a cell
What is the requirement to give RFlow when using RID detector?
a sample of gas occupies a volume of {450.0 ml}at {740 mm Hg}and[16C]determine the volume of this same sample at [760 mm Hg]and [37c]?
4 Identify the substance oxidized, reduced, oxidizing agent and reducing agent for the following reactions
The use of vermilion on rubric of the Tartar Relation is confirmed by the presence of three lines attributed to HgS. Why should this diatomic have more than one vibrational line?
What can be the supporter of combustion except oxygen.
Find out how to make artifacts the maxwell boltzmann theory of gases . ps. I don't speak English that well
what is the difference between elctrefining and electrolysis?
what is allowable limit Of stray light for a spectrophotometer laboratory instruments ?
What is the brigg's raucher reaction?
