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You Are On Multi Choice Question Bank SET 1277

63851. A resistance of 5 ohms is connected in one branch of a network. The current in this branch is 2.2. A. If the resistance is increased to 7.5 Ω, the remaining circuit being the same, the current in this branch will be





63852. A constant k high pass filter has fc = 3000 Hz. At f = 1000 Hz, the phase shift is





63853. For an RC impedance function Z





63854. In figure, the effective capacitance between A and B is





63855. If Va1, Va2, Va0 are the symmetrical components of Va, then





63856. In



63857. In drawing phasor diagram





63858. As the number SWG increases, area of cross-section decreases.



63859. In ZRC (s) has a pole at s = ∞, the last element in first Foster realization is





63860. The transient currents are due to





63861. When a lead acid cell is in fully charged condition the specific gravity of electrolyte is about 1.22.



63862. In ZRC(s) has a pole at s = 0, the first element in first Foster realization is





63863. An impedance function has term . The realizations would give





63864. If f(t) = r (t - a), F(s) =





63865. For the network in figure, which of the following expressions gives the value of net inductance between terminals A and B L1 ± L2L1 ± L2 ± ML1 ± L2 - 2ML1 ± L2 ± 2M Select the answer using the following codes





63866. The parallel RLC circuit shown in figure is in resonance. If





63867. An ideal voltage source can not be converted into an equivalent current source.



63868. Load ZL for maximum power transfer is





63869. Eddy current loss is proportional to





63870. Which is correct for a driving point function?





63871. In the circuit, the value of the voltage source E is





63872. The r.m.s. value of a half-wave rectified current is 100 A. Its value for full-wave rectification would be __________ amperes.





63873. The sum of positive real function is positive real.



63874. Assertion (A): KCL is dual of KVL.Reason (R): Node is dual of mesh.





63875. For a 2 port network, the O/P short circuit current was measured with a 1 volt source at the I/P then value of the current gives





63876. The time constant of the capacitance circuit is defined as the time during which voltage





63877. Figure shows the V-i characteristics of a material. The material is likely to be





63878. How much r.m.s. current does a 300 W, 200 V bulb take from the 200V, 50 Hz power line?





63879. In a series R-L-C circuit, the voltage across inductance will be maximum





63880. In the circuit shown in the given figure, power dissipated in the 5 Ω resistor is





63881. Assertion (A): A parallel resonant circuit is also called anti-resonant circuit.Reason (R): In a parallel resonant circuit impedance is maximum at resonance.





63882. Fourier transform and F(jω) of a signal f(t) has the property




63883. If f(t) = δ(t), F(s) =



63884. In figure, the current I is





63885. Figure shows the variation of Z(ω) for a positive real function. The function is





63886. The voltage drop per ampere-metre of an aluminium conductor is higher as compared to a copper conductor of the same size due to its higher





63887. A n-port network is said to be active if power in the ckt is __________ .





63888. When a current flows through a coil of insulated wire, the coil shows the properties of a magnet.



63889. Transformer coil is an insulator.



63890. Assertion (A): An impulse has very high magnitude but very small duration.Reason (R): A pulse function is always rectangular.





63891. The active elements on the positive and negative plates of lead acid battery are:





63892. Millman's theorem is the best to find





63893. The transfer function is for





63894. Pulverizing clinkers and mixing--------results in the material called cement.





63895. The units of resistivity are ohm-metre.



63896. A cut set schedule shows





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