60251. The step error coefficient of a system with unity feedback is :
60252. The following k-map implements
60253. The Z-transform of a signal is given by its final value is __________ .
60254. A surface charge density of 8 nc/m2 is present on a plane x = z. A line charge density of 30 nC/m is present on line x = 1, y = 2 Find VAB for points A(3, 4, 0) and B(4, 0, 1)
60255. Which of the following is equivalent to x?
60256. Who was won the Nobel Peace Laureate that honoured by the University of Michigan?
60257. A uniform plane wave is described by the equation H = A/m. If the velocity of the wave is 2 x 108 m/s and εr = 1.8, then. The frequency of the wave is
60258. 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
60259. Following state diagram shows clocked sequential circuit:
How many states the sequential circuit has?
60260. Which of the following oscillators is used for the generation of high frequencies?
60261. Which of the following meters cannot measure a.c. quantities?
60262. For the circuit shown in the figure, D has a transition from 0 to 1 after CLK changes from 1 to 0. Assume gate delays to be negligible
Which of the following statements is true?
60263. What is the major cause of creeping in an energy-meter?
60264. Assertion (A): As the length of the resonant antenna is increased, the number of lobes increases and the direction of the major lobes is closer and closer to the direction of the diode.Reason (R): As the length increases, the current distribution along the wire becomes more and more uniform.
60265. In the circuit below, the diode is ideal. The voltage V is given by
60266. At magnetic poles,the dip of magnetic needle is
60267. The name given to a disease of the eye, caused by increased tension within the eyeball is:?
60268. The characteristic polynomial of a system is q(s) = 2s5 + s4 + 4s3 + 2s2 + 1. The system is :
60269. Consider the following network function
In order to make N(s) as rational network function, it is essential to include
60270. For the polynomial P(s) = s5 + s4 + 2s3 + 2s2 + 3s + 15 The number of roots which lie in the right half of the s plane is :
60271. Noise with double-sided power spectral density of K overall frequencies is passed through a RC low pass filter with 3 dB cut-off frequency of fc. The noise power at the filter output is
60272. For a sphere of radius 15 cm moving with a uniform velocity of 2m/sec through a liquid of specific gravity 9 and dynamic viscosity 8 poise,the Reynold’s number will be
60273. Which of the following describe the correct properties of an emitter follower circuit? It is a voltage series feedback circuit.It is a current series feedback circuit.Its voltage gain in less than unity.Its output impedance is very low. Select the correct answer from the codes given below:
60274. For pole-zero plot shown, the system is __________ .
60275. Which of the following equations results from the circuital form of Ampere's law?
60276. Which one of the following is not LED material?
60277. Consider the following statements: A flip-flop is used to store 1-bit of information. Race-around condition occurs in a J-K flip-flop when both the inputs are 1. Master-slave configuration is used in flip-flops to store 2-bits of information A transparent latch consists of a D-type flip-flop. Which of the above statements is/are correct?
60278. A balanced modulator is used in the generation of which of the following?
60279. Separation property of state-transition matrix is
60280. In a conventional AM superhetrodyne receivers, the detectors employed to extract intelligence include
60281. Assertion (A): The h-parameter model of a BJT can be derived from its hybrid-p model and vice-versa.Reason (R): The hybrid-p model has many more additional elements as compared to h-parameter model of the BJT.
60282. The input to a binary communication system, denoted by a random variable x, takes on one of the two values 0 or 1 with probabilities and . The behaviour of the communication system is modelled by
P(Y = 1 |x = 1|) = and P(Y = 0|x = 0) =
P(x = 1|y = 1) =
60283. The main desire of the capitalist is?
60284. The Function F = ∑(0, 3, 4, 5, 7) is implemented using the multiplexer then Identify the correct one :
60285. Which of the following Boolean algebra rules is correct?
60286. The Table given below is the mark obtained by 2 students in 8 different subjects.
The coefficient of correlation is:
60287. In PSK modulation, the input signal is :
60288. Which of the following statements about the matched filter in a communication receiver are correct? Its impulse response depends on the signed shapeIt maximizes the SNR at the detection shape.It produces ISI.It may produce phase error if synchronization is improper. Select the correct answer from the codes given below:
60289. For a given data rate, the bandwidth required with M-array PSK transmission is smaller than that of a binary transmission by
60290. In a microprocessor, the service routine for a certain interrupt starts from a fixed location of memory which cannot be externally set, but the interrupt can be delayed or rejected. Such an interrupt is
60291. Which one of the following statements is not correct with regard to power amplifiers?
60292. Which of the following cannot provide as much time interval accuracy as the oscilloscope but can capture and display eight or more signals simultaneously, something that scopes cannot do?
60293. A DC voltage source is connected across a series R - L - C circuit. Under steady-state conditions, the applied DC voltage drops entirely across the
60294. Consider the voltage transfer characteristic of a standard CMOS inverter
where region A corresponds to
60295. Assertion (A): Ideal current sources and ideal voltage sources do not exist in reality.Reason (R): All sources have finite internal impedances.
60296. A signal occupies a band 5 kHz to 10 kHz. For proper error free reconstruction at what rate it should be sampled?
60297. Which of the following circuits come under the class of combinational logic circuits? Full adderFull subtractorHalf adderJ-K flip-flopCounter Select the correct answer from the codes given below:
60298. Consider a 565 PLL with RT = 10 kΩ and CT = 0.01 μF. What is the output frequency of the VCO?
60299. At room temperature, a possible value for the mobility of electrons in the inversion layer of a silicon n-channel MOSFET is