# Relation between Hybrid Parameters with Short & Open Circuit Impedance Parameters MCQ’s

This set of Network Theory Multiple Choice Questions & Answers (MCQs) focuses on “Relation between Hybrid Parameters with Short & Open Circuit Impedance Parameters”.

1. A constant k high pass p section has a characteristic impedance of 300 Ω at f = ∞. At f = f_{c}, the characteristic impedance will be?

a) 0

b) ∞

c) 300 Ω

d) More than 300 Ω

2. In the circuit given below, the current through R is 2 sin 8t. The value of R is ___________

a) (0.18 + j0.72)

b) (0.46 + j1.90)

c) – (0.18 + j1.90)

d) (0.23 – 0.35 j)

3. A periodic voltage v (t) = 1 + 4 sin ωt + 2 cos ωt is applied across a 1Ω resistance. The power dissipated is ____________

a) 1 W

b) 11 W

c) 21 W

d) 24.5 W

4. For a T-network if the Short circuit admittance parameters are given as y_{11}, y_{21}, y_{12}, y_{22}, then y_{21} in terms of Hybrid parameters can be expressed as ________

a) y_{21} = (−h21h12h11+h22)

b) y_{21} = h21h11

c) y_{21} = –h12h11

d) y_{21} = 1h11

5. For a T-network if the Open circuit impedance parameters are given as z_{11}, z_{21}, z_{12}, z_{22}, then z_{11} in terms of Hybrid parameters can be expressed as ________

a) z_{11} = (h11–h21h12h22)

b) z_{11} = – h21h22

c) z_{11} = h12h22

d) z_{11} = 1h22

6. For a T-network if the Open circuit impedance parameters are given as z_{11}, z_{21}, z_{12}, z_{22}, then z_{22} in terms of Hybrid parameters can be expressed as ________

a) z_{22} = (h11–h21h12h22)

b) z_{22} = – h21h22

c) z_{22} = h12h22

d) z_{22} = 1h22

7. For a T-network if the Open circuit impedance parameters are given as z_{11}, z_{21}, z_{12}, z_{22}, then z_{21} in terms of Hybrid parameters can be expressed as ________

a) z_{21} = (h11–h21h12h22)

b) z_{21} = – h21h22

c) z_{21} = h12h22

d) z_{21} = 1h22

8. For a T-network if the Open circuit impedance parameters are given as z_{11}, z_{21}, z_{12}, z_{22}, then z_{12} in terms of Hybrid parameters can be expressed as ________

a) z_{12} = (h11–h21h12h22)

b) z_{12} = – h21h22

c) z_{12} = h12h22

d) z_{12} = 1h22

9. Permeability is analogous to _____________

a) Conductivity

b) Resistivity

c) Retentivity

d) Coercivity

10. A triangular Pulse of 50 V peak is applied to a capacitor of 0.1 F. The change of the capacitor and its waveform shape is ___________

a) 10 rectangular

b) 5 rectangular

c) 5 triangular

d) 10 triangular

11. For a T-network if the Open circuit impedance parameters are given as z_{11}, z_{21}, z_{12}, z_{22}, then z_{11} in terms of Inverse Hybrid parameters can be expressed as ________

a) z_{12} = 1g11

b) z_{12} = – g12g11

c) z_{12} = – g21g11

d) z_{12} = (g22–g21g12g11)

12. A resistance and an inductance are connected in parallel and fed from 50 Hz ac mains. Each branch takes a current of 5 A. The current supplied by source is ____________

a) 10 A

b) 7.07 A

c) 5 A

d) 0 A

13. A 10 μF capacitor is charged from a 5 volt source through a resistance of 10 kΩ. The charging current offer 35 m sec. If the initial voltage on C is – 3 V is ___________

a) 0.56 mA

b) 5.6 mA

c) 6 mA

d) 5 μA

14. For a T-network if the Open circuit impedance parameters are given as z_{11}, z_{21}, z_{12}, z_{22}, then z_{12} in terms of Inverse Hybrid parameters can be expressed as ________

a) z_{12} = 1g11

b) z_{12} = – g12g11

c) z_{12} = – g21g11

d) z_{12} = (g22–g21g12g11)

15. For a T-network if the Open circuit impedance parameters are given as z_{11}, z_{21}, z_{12}, z_{22}, then z_{22} in terms of Inverse Hybrid parameters can be expressed as ________

a) z_{22} = 1g11

b) z_{22} = – g12g11

c) z_{22} = – g21g11

d) z_{22} = (g22–g21g12g11)

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