Current Electricity and Electrical InstrumentEasy
Question
A copper wire stretched so as to make it 0.1% longer. The percentage increase in the resistance of the wire is : -
Options
A.1.0
B.2.0
C.0.1
D.0.2
Topic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
If the reading of ammeter is 2A then the reading of voltmeter...In the figure a part of circuit is shown :...Current sensitivity of a moving coil galvanometer is 5 div/mA and its voltage sensitivity (angular deflection per unit v...If 106 electrons/s are flowing through an area of cross section of 10-4 m2 then the current will be : -...Two wires of same metal have the same length but their cross sections are Anthe ratio 3 : 1. They are joined in series. ...