Search
.Management Sciences
Category: Current Electricity
A wire of uniform area of cross-section A length L and resistance R is cut into two parts. Resistivity of each part _________________?
0
A. remains the same
B. is doubled
C. is halved
D. becomes zero
All electrical appliances are connected in parallel to each other between the main line and neutral wire to get ______________________?
A. same current
B. same current and potential difference
C. different current but same potential difference
D. different current and potential differences
Internal resistance is the resistance offered by________________?
A. source of EMF
B. conductor
C. resistor
D. capacitor
Recent Comments