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Dharmendra singh   June 29 2022
 
Potentiometer is preferred for the measurement of emf of a cell rather than voltmeter. Why?
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Lochan Chandra Gupta   June 24 2022
 
If diameter of a wire is increased by 2 times,then how will it's resistance change?
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Priyanshu Tyagi   June 24 2022
 
Two wire of equal length, one copper and the other manganin have same resistance, which wire is thicker?
1 Comments
 
 
Priyanshu Tyagi   June 24 2022
 
Why manganin is used for making standard resistor?
1 Comments
 
 
Deepak    May 23 2022
 
Why electrons does not flow from negative electrode to positive electrode through electrolyte within any voltaic cell like Daniel cell ?
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