Efficiency of power transfer when maximum transfer of power c xerosis

Related Mcqs:

1. 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

2. 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

3. “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

4. 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

5. The superposition theorem is applicable to____________?

   A. linear, non-linear and time variant responses
   B. linear and non-linear resistors only
   C. linear responses only
   D. none of the above

6. A capacitor is generally a____________?

   A. bilateral and active component
   B. active, passive, linear and nonlinear component
   C. linear and bilateral component
   D. non-linear and active component

7. A closed path made by several branches of the network is known as____________?

   A. branch
   B. loop
   C. circuit
   D. junction

8. 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

9. Millman’s theorem yields____________?

   A. equivalent resistance
   B. equivalent impedance
   C. equivalent voltage source
   D. equivalent voltage or current source

10. “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:

    A. Thevenin’s theorem
    B. Millman’s theorem
    C. Maximum power transfer theorem
    D. None of the above