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Referring to the given circuit, determine VTH and RTH if a 68 Ω resistor is connected in parallel across R2 and R3.
Circuit Theorems and Conversions mcq question image
A parallel resonant circuit has a midband admittance of 25 X 10(-3) S, quality factor of 80 and a resonant frequency of 200 krad s. What is the value of R (in ohm)?
A parallel resonant circuit has a midband admittance of 25 X 10(-3) S, quality factor of 80 and a resonant frequency of 200 krad s. What is the value of C?
Obtain the admittance of the last two elements in the parallel combination after transformation in the circuit shown below.
A 470 Ω resistor and a 200 mH coil are in parallel. Both components are across a 1.5 kHz ac source. The total admittance of the circuit, in polar form, is
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 $${I_{\text{N}}}$$ for the circuit consisting of VS, R1, R2 and R3 shown in the given circuit.
Circuit Theorems and Conversions mcq question image
For the given circuit, find VTH for the circuit external to RL.
Circuit Theorems In Ac Analysis mcq question image
Find the Norton circuit, that is, IIN and RN, for the circuit given below.
Circuit Theorems and Conversions mcq question image
Referring to the given circuit, find ZTH for the part of the circuit that is external to RL.
Circuit Theorems In Ac Analysis mcq question image