Two wires of the same dimensions but resistivities p1 and p2 are connected in series
Two wires of the same dimensions but resistivities p1 and p2 are connected in series. The equivalent resistivity of the…
7 years ago
Current Electricity
A milli ammeter of range 10 mA has a coil of resistance 1 ohm
A milli ammeter of range 10 mA has a coil of resistance 1 ohm. To use it as voltmeter of…
7 years ago
The drift velocity of free electrons in a conductor is v, when a current
The drift velocity of free electrons in a conductor is v, when a current I is flowing in it. If…
7 years ago
A current is flowing through resistance. A potential difference of 120 V
A current is flowing through resistance. A potential difference of 120 V is applied across resistance. Power dissipated in resistance…
7 years ago
A 6 volt battery is connected to the terminals of a three metre long wire of uniform
A 6 volt battery is connected to the terminals of a three metre long wire of uniform thickness and resistance…
7 years ago
The drift velocity does not depend upon
The drift velocity does not depend upon Options (a) cross-section of the wire (b) length of the wire (c) number…
7 years ago