# Maximum Power Transfer Theorem MCQ’s

This set of Network Theory Multiple Choice Questions & Answers (MCQs) focuses on “Maximum Power Transfer Theorem”.

1. The condition for maximum current to be transferred to the load is?

a) Source resistance greater than or equal to load resistance

b) Source resistance equal to load resistance

c) Source resistance less than load resistance

d) Source resistance greater than load resistance

2. The condition for maximum power to be transferred to the load is?

a) Source resistance equal to load resistance

b) Source resistance greater than load resistance

c) Source resistance greater than or equal to load resistance

d) Source resistance less than load resistance

3. The condition for maximum voltage to be transferred to the load is?

a) Source resistance greater than load resistance

b) Source resistance less than load resistance

c) Source resistance equal to load resistance

d) Source resistance greater than or equal to load resistance

4. In the circuit shown determine the value of load resistance when the load resistance draws maximum power?

a) 50

b) 25

c) 75

d) 100

5. If the source Z_{S} is complex, then the condition for the maximum power to be transferred is?

a) Z_{L}=Z_{S}

b) Z_{L}=Z_{S}*

c) Z_{L}=-Z_{S}

d) Z_{L}=-Z_{S}*

6. Consider the following circuit. Find the load resistance so that the load draws maximum power.

a) 6

b) 7

c) 8

d) 9

7. Find the value of the maximum power in the circuit shown below.

a) 25

b) 50

c) 75

d) 100

8. If Z_{S}=R_{S}+jX_{S}, Z_{L}=R_{L}, then condition for maximum power to be transferred is?

a) R_{L}=|Z_{S}|

b) R_{L}=Z_{S}

c) R_{L}=-|Z_{S}|

d) R_{L}=-Z_{S}

9. Find the maximum power (mW) that is delivered by the source in the circuit shown below.

a) 50

b) 51

c) 52

d) 53

10. If Z_{S} = R_{S}+jX_{S}, Z_{L}=R_{L}+jX_{L}, then if R_{L} is fixed, the condition for maximum power to be transferred is?

a) X_{S}=X_{L}

b) X_{S}=-X_{L}

c) X_{S}+X_{L}=0

d) None of the mentioned

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