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.Management Sciences
Category: Network Theorems
A non-linear network does not satisfy__________?
A. superposition condition
B. homogeneity condition
C. both homogeneity as well as superposition condition
D. homogeneity, superposition and associative condition
An ideal voltage source has__________?
A. zero internal resistance
B. open circuit voltage equal to the voltage on full load
C. terminal voltage in proportion to current
D. terminal voltage in proportion to load
Which of the following is the passive element?
A. Capacitance
B. Ideal current source
C. Ideal voltage source
D. All of the above
For a voltage source:
A. terminal voltage is always lower than source e.m.f.
B. terminal voltage cannot be higher than source e.m.f.
C. the source e.m.f. and terminal voltage are equal
D. None
Thevenin resistance Rth is found
A. by removing voltage sources along with their internal resistances
B. by short-circuiting the given two terminals
C. between any two ‘open’ terminals
D. between same open terminals as for Etk
To determine the polarity of the voltage drop across a resistor, it is necessary to know___________?
A. value of current through the resistor
B. direction of current through the resistor
C. value of resistor
D. e.m.fs. in the circuit
Between the branch voltages of a loop the Kirchhoff s voltage law imposes_____________?
A. non-linear constraints
B. linear constraints
C. no constraints
D. none of the above
A closed path made by several branches of the network is known as____________?
A. branch
B. loop
C. circuit
D. junction
Millman’s theorem yields____________?
A. equivalent resistance
B. equivalent impedance
C. equivalent voltage source
D. equivalent voltage or current source
If the energy is supplied from a source, whose resistance is 1 ohm, to a load of 100 ohms the source will be___________?
A. a voltage source
B. a current source
C. both of above
D. none of the above
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