- [Easy]For metals, resistivity with temperature generally?...
- [Easy]Three resistors 2 Ω, 3 Ω, 5 Ω in series. Equivalent resistance?...
- [Easy]Kirchhoff's junction law expresses conservation of?...
- [Easy]Energy dissipated in resistor R over time t with steady current I?...
- [Easy]SI unit (dimension) of conductivity σ?...
- [Medium]Potentiometer preferred over voltmeter for measuring emf because?...
- [Easy]Ohm's law states current through a conductor is directly proportional to?...
- [Medium]Drift velocity v_d relates to current I by I = ?...
- [Medium]Terminal voltage V of cell with emf E and internal resistance r delivering current I?...
- [Medium]Color bands Brown-Black-Red indicate resistance? (Third band μltiplier)...
- [Hard]Balance condition for Wheatstone bridge (arms P, Q, R, S)?...
- [Easy]Power dissipated in resistor R with current I?...
- [Medium]Two resistors 6 Ω and 3 Ω in parallel. Equivalent resistance?...
- [Hard]n identical cells each emf E and internal resistance r in series (external R). Total emf and internal resistance?...
- [Medium]Current density J relates to conductivity σ and electric field E by?...