Bissoy.com
Doctors Medicines MCQs Q&A

In the circuit given below, the value of load RL, for which maximum power is transferred through it is ___________

In the circuit given below, the value of load RL, for which maximum power is transferred through it is ___________ Correct Answer 3 Ω

I + 0.9 = 10 I Or, I = 0.1 A VOC = 3 × 10 I = 30 I Or, VOC = 3 V Now, ISC = 10 I = 1 A Rth = 3/1 = 3 Ω.

Related Questions

Given below are certain statements regarding the average power dissipated in different types of circuits. Identify the correct option. A. Maximum power dissipation occurs in the case of the resistive circuit and when the LCR circuit is at resonance. B. In the case of a purely inductive circuit, no power is dissipated. C. In the case of the RC circuit, power is dissipated in resistor and capacitor both.
Consider the following statement: 1. Initial load tests and routine load tests are carried out on test piles and working Piles, respectively. 2. In a pile load test, the allowable load can be taken equal to half the ultimate load at which the total settlement amounts to one-tenth of the pile diameter. 3. In a pile load test, the allowable load can be taken equal to two-thirds of the total toad which causes a plastic settlement of 6 mm. Which of the above statements are correct?
For an Oldham coupling used between two shafts, which among the following statements are correct? I. Torsional load is transferred along shaft axis. II. A velocity ratio of 1:2 between shafts is obtained without using gears. III. Bending load is transferred transverse to shaft axis. IV. Rotation is transferred along shaft axis.
In comparing the operation of the half-controlled 2-pulse circuit with that of the fully-controlled circuit, which of the following statements are evident? 1. Since half the thyristors are replaced by diodes, a half-controlled converter costs less than a fully-controlled converter. 2. Due to the freewheeling action with a half-controlled bridge-circuit power factor is improved in half-controlled converters. 3. The AC supply current is more distorted due to its zero periods with the half-controlled circuit, compared to a fully-controlled bridge circuit. Select the correct answer using the code given below :
Determine the frequency at which the maximum power is transferred from the amplifier to the speaker in the given figure.
Circuit Theorems In Ac Analysis mcq question image
Which of the following statements are true? a. As load increases armature current decreases, regardless of excitation. b. For under and over excited motors, power factor tends to approach zero with increase in load c. With normal excitation when load is increased, change in armature current is greater than in power factor which tends to become increasingly leading. d. Both with under and over excitation, change in power factor is greater than in armature current with increase in load.
A step-down delta-star transformer, with per-phase turns ratio of 5 is fed from a 3-phase 1100 V source. The secondary of this transformer is connected through a 3-pulse type rectifier, which is feeding an R load. The power delivered to the load is 6839.3 Watts. The maximum value of the load current is √2 x 22 A. Fin, the rms value of output voltage Vo (rms)
In the given figure, find the value of load resistance RL, for which power transferred to the load is maximum.
The maximum bending moment at a given section, in which a train of wheel loads moves, occurs when the average load on the left segment is 1. Equal to the average load on the right segment. 2. More than the average load on the right segment 3. Less than the average load on the right segment. Select the correct answer using the codes given below:
In the below given circuit, the average value of output voltage is 191 V. Find the value of the average current through the given load if E = 100 V and R = 5 Ω. Assume that the load current is continuous.