विद्युत विभव और विभवांतर | Electric Potential & Potential Difference Ch 2 Lec 1 Class12th Physics

An electron moves from a point A to a point B in an electric field and gains kinetic energy. Which of A and B is at a higher potential ? Explain. If the potential difference between A and B is 1 volt, find the gain in kinetic energy of the electrons.

In an electric circuit, a call of certain emf provides a potential difference of 1.25 V across a load resistance of 5Omega However, it provides a potential difference of 1 V across a load resistance of 2Omega .The emf of the cell is given by x/10 V . Then the value of x is ____.

Three capacitors of capacitance 1 muF, 2muF and 3 muF are connected in series and a potential difference of 11 V is applied across the combination. Then, the potential difference across the plates of 1 muF capacitor is

Electric Potential (विद्युत विभव)|Voltmeter (वोल्टमीटर)|OMR

The plates of a parallel plate capacitor are charged to a potential difference of 117 V and then connected across a resistor. The potential difference across the capacitor decreases exponentially with to time.After 1s the potential difference between the plates is 39 V, then after 2s from the start, the potential difference (in V) between the plates is

Mobility of free electrons in a current carrying conductor is proportional to (1) Relaxation time (2) Electric field (3) Potential difference (4) All of these

In an electric heater 4 amp current passes for 1 minute at potential difference of 250 volt , the power of heater and energy consumed will be respectively

Two capacitances of capacity C_(1) and C_(2) are connected in series and potential difference V is applied across it. Then the potential difference across C_(1) will be