Voltage 1 + 2 sin ωt is applied to the circuit shown below:The capacitor C and diode D can be considered ideal. RL is very large resistance. Then the magnitude of the average voltage across RL is __________ volt.
The Z-transform of a signal is given by its final value is __________ .
A uniform plane wave travelling in air is incident on the plane boundary between air and another dielectric medium with er =The reflection coefficient for normal incidence is
The impulse response h(t) of a linear invariant continuous time system is given by h(t) = exp (- 2t) u(t), where u(t) denotes the unit step function. The frequency response H(ω) of this system in terms of angular frequency ω is given by H(ω)
If (x x(10)x = (100)x; (100)x x (100)x = (10000)x then x can take value
Inmicroprocessor based system running at 3 MHz clock frequency what should be the minimum pulse width of the INTR signal, so that it is recognized successfully?
Consider two random processes x(t) and y(t) have zero mean, and they are individually stationary. The random process is z(t) = x(t) + y(t). Now when stationary processes are uncorrelated then power spectral density of z(t) is given by
A n-type silicon sample contains a donor concentration of Nd = 2 x 1016 cm-3. The minority carrier hole lifetime is tp0 = 5 μs. The thermal equilibrium generation rate of hole is:
If the intrinsic resistivity at 300°K is 0.ohm-m and the electron and hole mobilities at 300°K are 0.and 0.m2/volt-sec, then the intrinsic carrier concentration of Germanium is __________ .
A system described by the transfer function is stable. The constraints on a and K are
What is the purpose of DMA facility in microprocessor based system?
If the connection of two-port is such that the transmission matrix of the overall network is the product of the transmission matrices of the individual networks, what type of connection is it?
If g(t) = e-pt2 then G(1/p) is __________ where g(t) G(f)
In the design of a single mode step index optical fiber close to upper cut-off, the single mode operations is NOT preserved if
A compensated wattmeter has its reading corrected for error due to which one of the following parameters?
An audio signal is band limited to 4 kHz. It is sampled at 8 kHz. What will be the spectrum of the sampled signal?
The amplitude of a random signal uniformly distributed between - 5 V and 5 V. If the positive values of the signal are uniformly quantized with a step size of 0.V, and the negative values are uniformly quantized with a step size of 0.V, the resulting signal to quantization noise is approximately
Personal computer cannot be used for which one of the following?
Consider the equation s2 + 2s + 2 + K(s +=Where do the roots of this equation break on the root loci plot?
Consider the following statements:
Which of the following output configurations are available in a TTL gate?
Which of the following be true for a CE transistor amplifier if the emitter resistor value is made equal to zero?
Which of the following equations satisfy Maxwell's equations?
The characteristic equation of a closed loop system is (s +(s ++ K =The centroid of the asymptotes in root locus is:
For good quality signal transmission all frequency components should have the same transmission delay, td and same phase shift-Φs. What can be said about the statement?
Consider the following statements a half adder.
Conversion rate, for a successive approximation ADC which uses 2 MHz clock and 5 bit binary ladder containing 8 VV reference voltage is __________ .
The number of roots of s3 + 2s2 + 7s + 3 = 0 in the left half of the s-plane is :
One of a loss-less transmission line having the characteristic impedance ofΩ and length of 1cm is short-circuit. At 3 GHz, the input impedance at the other end of the transmission line is
The following sequence represents autocorrelation of a real valued signal. The energy of real valued sequence is given by __________ x(n) = {_,_,_,_,_,_,_,_,_}↑
Consider the following two statements about the internal conditions in an n-channel MOSFET operating in the active regionSThe inversion charge decreases from source to drainSThe channel potential increases from source to drainWhich of the following is correct?
In a CMOS CS amplifier, the active load is obtained by connecting a
The expression given is F(A, B, C, D, E, F, G, H) = Σ(255); then the __________ and __________ minterms are grouped together into dual and variable __________ is reduced using the dual
If X = 1 in the logic equation [X + Z { Y + (Z + X Y)}] { X + Z (X + Y)} =then
A losslessΩ transmission line is terminated+ jΩ, then voltage reflection coefficient and current reflection coefficient are
If the open-loop transfer function is a ratio of a numerator polynomial of degree 'm' and a denominator polynomial of degree 'n', then the integer (n - m) represents the number of:
The electric field of 2.5 x 107 V/m can give 1 eV energy to condition electron, then in a copper block what will be the mean free path of electron?
The magnitude plot of a composite signal x(t) = e3jt + e4jt is __________ .
The equivalent form of the logical expression (ABC + ABC + ABC + ABC + ABC) is:
Choose correct option for a stable system :
Please disable the adBlock and continue. Thank you.