“Any number of current sources in parallel may be replaced by a single current source whose current is the algebraic sum of individual source currents and source resistance is the parallel combination of individual source resistances”. This statement is associated with:

Related Mcqs:

1. “In any network containing more than one sources of e.m.f. the current in any branch is the algebraic sum of a number of individual fictitious currents (the number being equal to the number of sources of e.m.f.), each of which is due to separate action of each source of e.m.f., taken in order, when the remaining sources of e.m.f. are replaced by conductors, the resistances of which are equal to the internal resistances of the respective sources”. The above statement is associated with:

   A. Thevenin’s theorem
   B. Norton’s theorem
   C. Superposition theorem
   D. None of the above

2. 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

3. In a series parallel circuit, any two resistances in the same current path must be in___________?

   A. series with each other
   B. parallel with each other
   C. series with the voltage source
   D. parallel with the voltage source

4. According to Kirchhoffs voltage law, the algebraic sum of all IR drops and e.m.fs. in any closed loop of a network is always____________?

   A. negative
   B. positive
   C. determined by battery e.m.fs.
   D. zero

5. “Maximum power output is obtained from a network when the load resistance is equal to the output resistance of the network as seen from the terminals of the load”. The above statement is associated with____________?

   A. Millman’s theorem
   B. Thevenin’s theorem
   C. Superposition theorem
   D. Maximum power transfer theorem

6. For high efficiency of transfer of power, internal resistance of the source should be____________?

   A. equal to the load resistance
   B. less than the load resistance
   C. more than the load resistance
   D. none of the above

7. For maximum transfer of power, internal resistance of the source should be_____________?

   A. equal to load resistance
   B. less than the load resistance
   C. greater than the load resistance
   D. none of the above

8. “In any linear bilateral network, if a source of e.m.f. E in any branch produces a current I in any other branch, then same e.m.f. acting in the second branch would produce the same current / in the first branch”.

   The above statement is associated with
   A. compensation theorem
   B. superposition theorem
   C. reciprocity theorem
   D. none of the above

9. Choose the incorrect statement: A branch formed by the parallel connection………

   A. A branch formed by the parallel connection of any resistor R and open circuit has the characteristic of an open circuit.
   B. A branch formed by the parallel connection of any resistor R and a short circuit has the characteristic of a short circuit.
   C. A branch formed by the series connection of any resistor R and an open circuit has the characteristic of an open circuit.
   D. A branch formed by the series connection of any resistor R and a short circuit has the characteristic of resistor R.

10. An ideal voltage source should have______________?

    A. large value of e.m.f.
    B. small value of e.m.f.
    C. zero source resistance
    D. infinite source resistance