Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
In the following common emitter circuit, if beta = 100, VCE = 7 V, VBE = negligible, RC = 2 kohm, then IB = ?
22
Oct
In the following common emitter circuit, if beta = 100, VCE = 7 V, VBE = negligible, RC = 2 kohm, then IB = ? if beta = 100 In the following common emitter circuit RC = 2 kohm then IB = ? VBE = negligible VCE = 7 V October 22, 2020 Category: Uncategorised [...]
In npn transistor, 10^10 electrons enter in emitter region in 10^-6 sec. If 2% electrons are lost in base region, then collector current and current amplification factor (beta), respectively,
22
Oct
In npn transistor, 10^10 electrons enter in emitter region in 10^-6 sec. If 2% electrons are lost in base region, then collector current and current amplification factor (beta), respectively, 10^10 electrons enter in emitter region in 10^-6 sec. If 2% electrons are lost in base region In npn transistor respectively then collector current and current [...]
Current in a coil of self – inductance 2 H is increasing as i = 2 sin t^2. The amount of energy spent during the period when the current changes from 0 to 2 A is
22
Oct
Current in a coil of self – inductance 2 H is increasing as i = 2 sin t^2. The amount of energy spent during the period when the current changes from 0 to 2 A is Current in a coil of self - inductance 2 H is increasing as i = 2 sin t^2. The [...]
For the transistor circuit shown below, if beta = 100, voltage drop between emitter and base is 0.7 V, then value of Vce will be
22
Oct
For the transistor circuit shown below, if beta = 100, voltage drop between emitter and base is 0.7 V, then value of Vce will be For the transistor circuit shown below if beta = 100 then value of Vce will be voltage drop between emitter and base is 0.7 V October 22, 2020 Category: Uncategorised [...]
The length of a thin wire required to manufacture a solenoid of length l = 100 cm and inductance L = 1 mH, if the solenoid’s cross – sectional diameter is considerably less than its length is
22
Oct
The length of a thin wire required to manufacture a solenoid of length l = 100 cm and inductance L = 1 mH, if the solenoid’s cross – sectional diameter is considerably less than its length is if the solenoid's cross - sectional diameter is considerably less than its length is The length of a [...]
The approximate formula expressing the formula of mutual inductance of two coaxial loops of the same radius a when their centers are separated by a distance l with l >> a is
22
Oct
The approximate formula expressing the formula of mutual inductance of two coaxial loops of the same radius a when their centers are separated by a distance l with l >> a is The approximate formula expressing the formula of mutual inductance of two coaxial loops of the same radius a when their centers are separated [...]
A transistor is used as an amplifier in CB mode with a load resistance of 5 k ohm. The current gain of amplifier is 0.98 and the input resistance is 70 ohm. The voltage gain and power gain,
22
Oct
A transistor is used as an amplifier in CB mode with a load resistance of 5 k ohm. The current gain of amplifier is 0.98 and the input resistance is 70 ohm. The voltage gain and power gain, A transistor is used as an amplifier in CB mode with a load resistance of 5 k [...]
In semiconductor, the concentrations of electrons and holes are 8 * 10^18/m^3 and 5 * 10^18/m, respectively. If the mobilities of electrons and hole are 2.3 m^2/volt-sec and
22
Oct
In semiconductor, the concentrations of electrons and holes are 8 * 10^18/m^3 and 5 * 10^18/m, respectively. If the mobilities of electrons and hole are 2.3 m^2/volt-sec and In semiconductor respectively. If the mobilities of electrons and hole are 2.3 m^2/volt-sec and the concentrations of electrons and holes are 8 * 10^18/m^3 and 5 * [...]
A straight solenoid of length 1 m has 5000 turns in the primary and 200 turns in the secondary . If the area of cross section is 4 cm^2, the mutual inductance will be
22
Oct
A straight solenoid of length 1 m has 5000 turns in the primary and 200 turns in the secondary . If the area of cross section is 4 cm^2, the mutual inductance will be A straight solenoid of length 1 m has 5000 turns in the primary and 200 turns in the secondary . If [...]
In the following common emitter configuration, an npn transistor with current gain beta = 100 is used. The output voltage of the amplifier will be
22
Oct
In the following common emitter configuration, an npn transistor with current gain beta = 100 is used. The output voltage of the amplifier will be an npn transistor with current gain beta = 100 is used. The output voltage of the amplifier will be In the following common emitter configuration October 22, 2020 Category: Uncategorised [...]