Download Aptitude Crack
img not found img not found

Exam Questions Papers

Q1:

Find z parameters for the following network

A

B

C

D

ANS:A -

Use Mesh analysis z parameters are given by, V1 = Z11I1 + Z12I2 ...(a) V2 = Z21I1 + Z22I2 ...(b) Apply KVL to mesh 1 V1 = 3I1 - 2I3 ...(i) Apply KVL to mesh 2 V2 = 2I2 + 2I3 ...(ii) Apply KVL to mesh 3 5I3 + 2I2 -2I1 =0 ...(iii) 5I3 = 2I1 - 2I2 Put I3 in eq. (i) ...(iv) Put in (ii) Similarly, ...(v) Compare equation (iv) to (a) and equation (v) to (b) ∴ .



img not found
img

For help Students Orientation
Mcqs Questions

One stop destination for examination, preparation, recruitment, and more. Specially designed online test to solve all your preparation worries. Go wherever you want to and practice whenever you want, using the online test platform.