Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
In the circuit shown in figure, the base current IB = 5.0 mu A, base resistor RB = 1.0 M ohm, collector resistance Rc = 1.1 k ohm, the collector current Ic = 5.0 mA and the d.c. voltage in the
21
Oct
In the circuit shown in figure, the base current IB = 5.0 mu A, base resistor RB = 1.0 M ohm, collector resistance Rc = 1.1 k ohm, the collector current Ic = 5.0 mA and the d.c. voltage in the base resistor RB = 1.0 M ohm collector resistance Rc = 1.1 k ohm [...]
The current gain for common emitter amplifier is 59. If the emitter current is 6.0 mA, find (1) base current (2) collector current
21
Oct
The current gain for common emitter amplifier is 59. If the emitter current is 6.0 mA, find (1) base current (2) collector current find (1) base current (2) collector current The current gain for common emitter amplifier is 59. If the emitter current is 6.0 mA October 21, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
The potential difference across the collector of a transistor, used in common emitter mode is 1.5 V, with the collector resistance of 3 k ohm. Find (1) the emitter and (2) the base current, if the d.c. gain
21
Oct
The potential difference across the collector of a transistor, used in common emitter mode is 1.5 V, with the collector resistance of 3 k ohm. Find (1) the emitter and (2) the base current, if the d.c. gain if the d.c. gain The potential difference across the collector of a transistor used in common emitter [...]
Some magnetic flux is changed from a coil of resistance 10Ω. As a result, an induced current is developed in it, which varies with time as shown in figure. Find the magnitude of the change in flux through the coil in weber.
21
Oct
Some magnetic flux is changed from a coil of resistance 10Ω. As a result, an induced current is developed in it, which varies with time as shown in figure. Find the magnitude of the change in flux through the coil in weber. an induced current is developed in it Some magnetic flux is changed from [...]
In a common-emitter transistor amplifier, an increase of 50 mu A in the base current causes an increase of 1.0 mA in the collector current. Calculate gain beta. What will be the change
21
Oct
In a common-emitter transistor amplifier, an increase of 50 mu A in the base current causes an increase of 1.0 mA in the collector current. Calculate gain beta. What will be the change an increase of 50 mu A in the base current causes an increase of 1.0 mA in the collector current. Calculate gain [...]
A frictionless conducting resistance less rod of mass m straddles the two rails of a track as shown in figure. THe rails are also resistanceless. Width of the track is l and it is sufficiently long.
21
Oct
A frictionless conducting resistance less rod of mass m straddles the two rails of a track as shown in figure. THe rails are also resistanceless. Width of the track is l and it is sufficiently long. A frictionless conducting resistance less rod of mass m straddles the two rails of a track as shown in [...]
The power gain for CB amplifier is 800, and the voltage amplification factor is 840. Find the collector current when the base current is 1.2 mA.
21
Oct
The power gain for CB amplifier is 800, and the voltage amplification factor is 840. Find the collector current when the base current is 1.2 mA. and the voltage amplification factor is 840. Find the collector current when the base current is 1.2 mA. The power gain for CB amplifier is 800 October 21, 2020 [...]
A rectangular loop of wire with diamensions l and b has N turns and a total resistance R. THe loop is moved with constant velocity such that one side shifts from AB to PQ in a region of uniform magnetic field as shown . Let x be the distance of AB from PQ.
21
Oct
A rectangular loop of wire with diamensions l and b has N turns and a total resistance R. THe loop is moved with constant velocity such that one side shifts from AB to PQ in a region of uniform magnetic field as shown . Let x be the distance of AB from PQ. Column I [...]
A change of 0.2 mA in the base current causes a change of 5 mA in the collector current for a common emitter amplifier. (1) Find the a.c. current gain of the transistor. (2) If the input resistance is 2 k ohm
21
Oct
A change of 0.2 mA in the base current causes a change of 5 mA in the collector current for a common emitter amplifier. (1) Find the a.c. current gain of the transistor. (2) If the input resistance is 2 k ohm Assuming that the resistance of the meters are negligible what will be the [...]
A transistor has a current gain of 30. If the collector resistance is 6 k ohm, input resistance is 1 k ohm, calculate its voltage gain.
21
Oct
A transistor has a current gain of 30. If the collector resistance is 6 k ohm, input resistance is 1 k ohm, calculate its voltage gain. A transistor has a current gain of 30. If the collector resistance is 6 k ohm calculate its voltage gain. input resistance is 1 k ohm October 21, 2020 [...]