60201. Given the function F(A, B, C, D) = m(0, 1, 2, 3, 4, 6, 8, 9, 10, 11, 12). The minimized form of the function can be given by :
60202. For the network shown, determine z1 , z0 and Av
60203. A germanium diode has a reverse saturation current of 30 μA at 125°C and forward current of 1 mA at a forward potential of 0.8 V and the reverse potential is 0.6 V What are its dynamic forward and reverse resistance at this temperature.
60204. The order of the differential equation
is
60205. A radio wave is incident on a layer of ionosphere at an angle of 30° with the vertical. If the critical frequency is, 1.2 MHz, the maximum usable frequency is
60206. The Thevenin resistance of the circuit is
60207. Fourier transform of signal obtained after taking difference between step function and its reverse version is given as __________ .
60208. An air-filled rectangular waveguide has dimensions 8cm x 10cm . The group velocity is
60209. 8416 - 2A16 is equal to
60210. Calculate the electrostatic force of repulsion between two mica particles at a distance of 10-13 m from each other. Charge on a particle is 3.2 x 10-19 C. (relative permittivity for mica is 5)
60211. An electromechanical closed loop control system has the following characteristics equation :s3 + 6Ks2 + (K + 2)s = 8
where K is the forward gain of the system. The condition for closed loop stability is
60212. What is the propagation constant for air filled wave guide with dimensions a = 1.59" and b = 0.795" at 4.95 GHz. The wave impedance is
60213. An antenna array comprises of two dipoles that are separated by wavelength. The dipoles are fed by currents of the same magnitude and 90° in phase. The array factor is:
60214. An air-filled rectangular waveguide has dimensions 8cm x 10cm . The wavelength of waveguide at frequency 3 GHz
60215. NMOS devices have __________ switching speeds and __________ on-state resistance; as compared with PMOS devices.
60216. What is the frequency of pulse at the points a, b, c in the circuit?
60217. A lossless transmission line with air dielectric is 6 m long. what is the phase constant?
60218. Water gas is a mixture of?
60219. An organism which transmits a disease to a healthy person is known as?
60220. Deepest ocean in the world is?
60221. The first venture in territorial expansion by the early Chalukyas (450-757 A.D.) was due to Mangalesa (597-608 A.D.). who destroyed the neighbouring powers such as?
60222. Find I for circuit shown below
60223. A n-type silicon sample contains a donor concentration of Nd = 2 x 1016 cm-3. The minority carrier hole lifetime is t p0 = 5 μs. The thermal equilibrium generation rate of hole is:
60224. VL = 100 cos (10t + 30°)
R = 10 Ω XL = j10 Ω
XC = - j4 Ω
Find Vs
60225. 4 point DFT for x(n) = {2, - 1, 2, 3} is
60226. Determine the voltage VCB in the circuit below:
60227. In a series LCR circuit the maximum inductor voltage is twice the maximum capacitor voltage however current lags by 30° and drop across the inductance is vL = 100 sin 377t V. Assuming the resistance being 20 Ω, Find the values of the capacitance and inductance.
60228. In 8085 microprocessor 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?
60229. In the following network, the switch is closed at t = 0 and the sampling starts from t = 0. The sampling frequency is 10Hz.
The samples x(n) (n = 0, 1, 2, ...) are given by
60231. If the fore bearing of a line is observed to be 12024’,then the back bearing of line is
60232. Which of the following gases is used as an illuminant in lamps used by hawkers?
60233. If the intrinsic resistivity at 300°K is 0.37 ohm-m and the electron and hole mobilities at 300°K are 0.28 and 0.15 m2/volt-sec, then the intrinsic carrier concentration of Germanium is __________ .
60234. Figure shows four D type FFs are connected as a shift register using an XOR gate. The initial state and 3 subsequent states for 3 clock pulses are also given
The state QA QB QC QD after the 4th clock pulse is
60235. A rectangular wave guide is designed to propagate at the dominant mode TE10 at a frequency of 5 GHz. The cut-off frequency is 0.8 of signal frequency. The ratio of the guide width to height is 2. The dimensions of the guide are
60236. In the Taylor series expansion of exp(x) + sin(x) about the point x = p , the coefficient of (x - p )2 is
60237. The Z transform of a particular signal is given as
The practical implementation of the system will be
60238. If g(t) = e-p t2 then G(1/p ) is __________ where g(t) G(f)
60239. The major loss of energy in long pipes is due to
60240. To realize following function 'f'
How many minimum number of 2 input NAND gates are required?
60241. The most important therapy for cholera is?
60242. A memoryless source emits n symbols each with a probability p. The entropy of the source as a function of n
60243. If (10) x x(10)x = (100)x; (100)x x (100)x = (10000)x then x can take value
60244. Assuming that flip-flops are in reset condition initially, the count sequence observed at QA in the circuit shown is
60245. The oldest Monarchy in the world is?
60246. F = ∑(0, 3, 4, 5, 7) =
60247. The matrix A is defined as A = . The eigen values of A2 are
60248. A uniform plane wave travelling in air is incident on the plane boundary between air and another dielectric medium with er = 15. The reflection coefficient for normal incidence is
60249. The system shown in figure remains stable when :
60250. The mechanical system shown below has its pole(s) at: