Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)

A coil has indutance of 4 mH. If the current through the coil changes from 0.25 amp to 2 amp during 0.5 s, find the average voltage dropped across the inductor. A coil has indutance of 4 mH. If the current through the coil changes from 0.25 amp to 2 amp during 0.5 s find [...]

An inductor coil of negligible resistance drops a voltage of 6 V when the current increases at a rate of 600 A/s. Find the inductance of the coil. An inductor coil of negligible resistance drops a voltage of 6 V when the current increases at a rate of 600 A/s. Find the inductance of the [...]

The depletion layer in silicon diode is 1 mu m wide and the knee potential is 0.6 V, then the electric field in the depletion layer will be The depletion layer in silicon diode is 1 mu m wide and the knee potential is 0.6 V then the electric field in the depletion layer will [...]

A current carrying infinitely long wire is kept along the diameter of a circular wire loop, without touching it. The correct statements is/are A current carrying infinitely long wire is kept along the diameter of a circular wire loop without touching it. The correct statements is/are October 21, 2020 Category: Uncategorised (JEE Advanced Physics by [...]

Zener breakdown in a semiconductor diode occurs when (1) forward current exceeds certain value (2) reverse bias exceeds certain value (3) forward bias exceeds certain value (4) potential barrier is reduced to zero. A silicon specimen is made into a P-type semiconductor by doping On an average one indium atom per 5 * 10^7 silicon [...]

In a pn junction diode, if p region is heavily doped than n region, then the depletion layer is (1) greater in p region (2) greater in n region (3) equal in both region (4) no depletion layer is formed in this case if p region is heavily doped than n region In a pn [...]

The reverse biasing in a pn junction diode (1) decreases the potential barrier (2) increases the potential barrier (3) increases the number of minority charge carriers (4) increases the number of majority charge carriers. A silicon specimen is made into a P-type semiconductor by doping On an average one indium atom per 5 * 10^7 [...]

Two pn junctions can be connected in series by three different methods as shown in the figure. If the potential difference in the junctions is the same, then the correct connections will be then the correct connections will be Two pn junctions can be connected in series by three different methods as shown in the [...]

In a pn junction diode, (1) the current in the reverse-biased condition is generally very small. (2) the current in the reverse-biased condition is small but the forward-biased current is strongly dependent on the applied bias voltage. In a pn junction diode Which of the following energy band diagram shows the n-type semiconductor ? October [...]

When a pn junction diode is forward biased, energy is released at the junction due to the recombination of electrons and holes. This energy is in energy is released at the junction due to the recombination of electrons and holes. This energy is in When a pn junction diode is forward biased October 21, 2020 [...]