Explain the advantages of the wheatstone bridge method of
measuring resistance?

Answer Posted / sunitha thomas

disandvantage:-the wheatstone bridge is not applicable for
high resistances
advantage:-1)it shows a null measurement(i.e.-potential
differnce across the end points of the bridge is zero)
2)since it is an arrangement of 4 resistors ,it is useful to
find one of them in terms of other 3

Is This Answer Correct ?    97 Yes 14 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Why do we need a separate control desk & PLC control panel in Boiler plant or coal handling plant? Can we provide cost effective Control desk cum PLC panel. Is there is an specific need for control desk.. kindly advice.

2092


we have a rewind motor of 2Hp,2800Rpm, 220Volt AC. how can we choose the running capacitor for this motor, any formula for that?

1668


what is level 2 automation?

2873


Can you explain about Restricited earth fault protection scheme

1603


if i get a drop in my 1st year and the i clear my 2nd year and 3rd year all clear and i dont have any back logs so can i be able to sit in campus selection??

1576






What is force on parallel conductors ?

816


why induction motors are rated at 0.8 power factor.

1708


which type of cabel

2128


You are of electrical field and you are going for software? Why

2036


I am an American living in Vietnam and I have recently gotten a refrigerator from Japan and it is rated for 100 vac, but the power here is 220 so I bought a voltage stabilizer it has a 1 kva output rating. Can you please tell me what the amperage is? I'm confused and without a working fridge.

1461


how does the thyistor work in dc drive?

1709


What is ramp signal?

830


please explain how to do 'pole drop test' on generator?

2608


If a surge divertor is required to be protected by 32 amp C Curve Circuit breaker does this limit the amount of protection from surges that you will acheive

1568


anyone please send transformer parameter design formulas & details of tap changer ? plz i have interview this week its more helpful for me ?

1610