IIT JAM Physics MCQ Test 12 - Physics MCQ
30 Questions MCQ Test - IIT JAM Physics MCQ Test 12
If α = 0.98. ICO = 6 μA and lR = 100μA for a transistor, then the value of lc will be
For the given input, the output waveform across the diode shown in the figure. will be
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Which of the following option correctly represents the dependence of mobility with temperature?
Which is correct logic diagram of the simplified form of given boolean expression
F(ABC) = (A + B + AB) (A + C + AC) has simplified expression
An OPAMP has a slew rate of 5 V/μs. The largest sinewave output voltage possible at a frequency of 1 MHz is
For the logic circuit shown in the figure below, the output Y is equal to
The output voltage of an OPAMP for input voltage of Vi1 = 150 μV , Vi2 = 140μV if the amplifier has a differential gain of Ad = 4000 and the value of CMRR is 100, is
A non-inverting op-amp summer is shown in the figure. The output voltage Vo will be
...(i)
The value of VCE for the voltage - divider bias configuration is
For the CB circuit shown below in figure ; The value of ‘ Ic ’ will be:- ( Assume The transistor to be of silicon)
For the given circuit we have R1 = 6 kΩ, Rf = 24 kΩ, Vi = 1 V and load resistor of 6 kΩ. Then
Fora differential amplifier in which the signal applied to inverting and non inverting term inals are respectively = - 0.45 m V and + 0.48 m V and A diff = 106 and CMRR = 80 dB.
In a given n-type silicon material, the donar concentration is 1 atom per 2 * 108 silicon atoms. Assuming that the effective mass of the electron is equal to its true mass. Given that density of atoms in silicon = 5 * 1028 atoms/m3. Which of the following statement is correct.
For the circuit shown below:-
Which of the following statement(s) is/are correct?
If a transistor has again of 20 dB, then the ratio of output to input power is_____.
An CE transistor amplifier has a collector current of 1.0mA when its base current is 25μA at room temp. What is the value of its input resistance (in ohms)?
A transistor having α = 0.99 & VBE = 0.7V is used in the circuit shown figure. What is the value of collector current (in mA)?
For the circuit, 
If the saturation current is 10-16A . Find the value of base-emitter voltage (in V).
then calculate the value of 
?
A String under a tension of 129.6 N produces 10 beats per sec when is vibrated along with a tuning frok. when tension in the string is increased to 160N, it sounds in unison with the same tuning frok. calculate the fundamental frequency of a tuning frok? (in Hz)
...(i)
...(ii)
A column of air at 51oC & a tuning frok produce 4 beats per sec. when sounded togther. As the temperature of the air column is decreased, the number of beats sec tends to decrease & when the temperature is 16oc , the two produce 1 beat per sec find the frequency of the tuning frok (in Hz)
Calculate the thickness of a soap bubble film (refractive index μ =1.3) that will result in constructive interference in the reflected light if the film is illuminated with light whose wavelength in free space is 5000 A0 (Thickness (+) is in Ao)?
In the given circuit Vcc = 8V and β = 80 for the n-p-n transistor.The collector voltage Vc (in volts) is_____.
The maximum value of RL so that zener diode is 'ON ' is______(in kΩ).
Important Questions for IIT JAM Physics MCQ Test 12
IIT JAM Physics MCQ Test 12
Online Tests for IIT JAM Physics MCQ Test 12
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