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[1] It is required to construct a counter to count upto 100(decimal). The minimum number of flipflops required to construct the counter is
A. 8
B. 7
C. 6
D. 5
[2] The gate that assumes the 1 state, if and only if the input does not take a 1 state is calleD........
A. AND gate
B. NOT gate
C. NOR gate
D. Both b and c
D. Both b and c
[3] For NOR circuit SR flip flop the not allowed condition is....
A. S=0, R=0
B. S=0, R=1
C. S=1, R=1
D. S=1, R=0
[4] A bistable multivibrator is a
A. Free running oscillator
B. Triggered oscillator
C. Saw tooth wave generator
D. Crystal oscillator
[5] For a large values of |VDS|, a FET behave as
A. Voltage controlled resistor
B. Current controlled current source
C. Voltage controlled current source
D. Current controlled resistor
[6] When a step input is given to an op-amp integrator, the output will be
A. a ramp
B. a sinusoidal wave
C. a rectangular wave
D. a triangular wave with dc bias
[7] In a full-wave rectifier without filter, the ripple factor is
A. 0.482
B. 1.21
C. 1.79
D. 2.05
[8]Hysteresis is desirable in Schmitt-trigger, because
A. Energy is to be stored/discharged in parasitic capacitance
B. Effects of temperature would be compensated
C. Devices in the circuit should be allowed time for saturation and desaturation
D. It would prevent noise from causing false triggering
[9] For a 10-bit DAC, the Resolution is defined by which of the following
a) 1024
b) 1/1024
c) 10
d) None
[10] SRAM full form is
a) Serial Read Access Memory
b) Static Random Access Memory
c) Static Read-only Access memory
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