Consider a circuit having resistance 10 kâ„¦, excited by voltage 5 V and an ideal switch S. If the switch is repeatedly closed for 2 ms and opened for 2 ms, the average value of i(t) is ____________
2.at least one complex pole
3. at least one complex zero
The Theveninâ€™s equivalent of a network is a 10 V source in series with 2 Î© resistances. If a 3 Î© resistance is connected across the Theveninâ€™s equivalent is _____________
1.10 V in series with 1.2 Î© resistance
2.6 V in series with 1.2 Î© resistance
3.10 V in series with 5 Î© resistance
4.6 V in series with 5 Î© resistance
A 10 Î¼F capacitor is charged from a 5 volt source through a resistance of 10 kÎ©. The charging current offer 35 m sec. If the initial voltage on C is â€“ 3 V is ___________
A 50 Hz current has an amplitude of 25 A. The rate of change of current at t = 0.005 after i = 0 and is increasing is ____________
4. -3141.6 A/s
A function N (S) is said to have a pole (or zero) at infinity if the function N (1/S) has a pole (or zero) at S = ?
A network contains linear resistors and ideal voltage source S. If all the resistors are made twice their initial value, then voltage across each resistor is __________
3.Increases by 2 times
1.A = D
2.A = 2 D
3.A = 3 D
4.A = 4 D
A particular electric current is made up of two components a 10 A, a sine wave of peak value 14.14 A. The average value of electric current is __________
2. 24.14 A
A periodic voltage v (t) = 1 + 4 sin Ï‰t + 2 cos Ï‰t is applied across a 1â„¦ resistance. The power dissipated is ____________
A resistance and an inductance are connected in parallel and fed from 50 Hz ac mains. Each branch takes a current of 5 A. The current supplied by source is ____________
A triangular Pulse of 50 V peak is applied to a capacitor of 0.1 F. The change of the capacitor and its waveform shape is ___________
3.Both unsymmetrical and symmetrical networks
4.Neither to unsymmetrical nor to symmetrical networks
Consider a circuit having resistances 16 â„¦ and 30 â„¦is excited by a voltage V. A variable resistance R is connected across the 16 â„¦ resistance. The power dissipated in 30 Î© resistance will be maximum when value of R is __________
2. 16 Î©
Consider a cube having resistance R on each of its sides. For this non-planar graph, the number of independent loop equations are _______________
Consider a series RL circuit in which current 12 A is flowing through R and current 16 A is flowing through L. The current supplied by the sinusoidal current source I is ____________
4.Cannot be determined
Consider an RL series circuit having resistance R = 3 â„¦, inductance L = 3 H and is excited by 6V. The current after a long time after closing of switch is ____________
For a 2 port network, the transmission parameters are given as 10, 9, 11 and 10 corresponds to A, B, C and D. The correct statement among the following is?
1.Network satisfies both reciprocity and symmetry
2.Network satisfies only reciprocity
3.Network satisfies only symmetry
4.Network satisfies neither reciprocity nor symmetry
How many incandescent lamps connected in series would consume the same total power as a single 100 W/220 V incandescent lamp. The rating of each lamp is 200 W/220 V?
If for a circuit the value of the h parameter is given as h = [8, 2/3; -2/3, 4/9]. Then the value of the voltage source V is _________________
If the diameter of a wire is doubled, the current carrying capacity of the wire is ___________
If the number of poles (m) are greater than the number of zeros (n), then there will be _________ number of zeros at s = âˆž.
If the number of zeros (n) are greater than the number of poles (m), then there will be _________ number of zeros at s = âˆž.
If the poles or zeros are not repeated, then the function is said to be having __________ poles or ________ zeros.
If the poles or zeros are repeated, then the function is said to be having __________ poles or ________ zeros.
3.one complex pole
4.one complex zero
In a transfer function, the degree of numerator polynomial is ___________ than the degree of the denominator polynomial.
4.less than or equal to
The coefficients of numerator polynomial and the denominator polynomial in a transfer function must be?
3.at least one real coefficient
4.at least one complex coefficient
The driving point function is the ratio of polynomials in s. Polynomials are obtained from the __________ of the elements and their combinations.
The energy stored in a coil is 108 J. The power dissipated instantaneously across the blades of switch after it is opened in 10 ms is ____________
2. 1080 W
The number of zeros including zeros at infinity is __________ the number of poles including poles at infinity.
4.greater than or equal to
The poles of driving point impedance are those frequencies corresponding to ___________ conditions.
1.positive or zero
2.negative or zero
3.zero or negative
The relation AD â€“ BC = 1, (where A, B, C and D are the elements of a transmission matrix of a network) is valid for ___________
1.Both active and passive networks
2.Passive but not reciprocal networks
3.Active and reciprocal networks
4.Passive and reciprocal networks
The short-circuit admittance matrix of a two port network is as follows. [0; -0.5; 0.5; 0] Then the 2 port network is ____________
1.Non-reciprocal and passive
2.Non-reciprocal and active
3.Reciprocal and passive
4.Reciprocal and active
The zeros of driving point impedance are those frequencies corresponding to ___________ conditions.
Two coils X and Y have self-inductances of 5 mH and 10 mH and mutual inductance of 3 mH. If the current in coils X change at a steady rate of 100 A/s, the emf induced in coil Y is ____________
Two networks are connected in series parallel connection. Then, the forward short-circuit current gain of the network is ____________
1.Product of Z-parameter matrices
2.Sum of h-parameter matrices
3.Sum of Z-parameter matrices
4. Product of h-parameter matrices
3. one port