MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Network Theory knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The value of sinhϒ/2 in terms of Z1 and Z2 is? |
| A. | sinhϒ/2=√(4Z1/Z2) |
| B. | sinhϒ/2=√(Z1/Z2) |
| C. | sinhϒ/2=√(Z1/4Z2) |
| D. | sinhϒ/2=√(2Z1/Z2) |
| Answer» D. sinhϒ/2=√(2Z1/Z2) | |
| 2. |
The relation between ZOT, Zoc, Zsc is? |
| A. | ZOT=√ZocZsc |
| B. | Zoc=√(ZOT Zsc)c) Zsc=√(ZOT Zoc)d) Zoc=√(ZOT Zo |
| C. | Zsc=√(ZOT Zoc) |
| D. | Zoc=√(ZOT Zoc) |
| Answer» B. Zoc=√(ZOT Zsc)c) Zsc=√(ZOT Zoc)d) Zoc=√(ZOT Zo | |
| 3. |
The expression of short circuit impedance Zsc is? |
| A. | Zsc=(Z12-4Z1Z2)/(2Z1-4Z2) |
| B. | Zsc=(Z12+4Z1Z2)/(2Z1+4Z2) |
| C. | Zsc=(Z12-4Z1Z2)/(2Z1+4Z2) |
| D. | Zsc=(Z12+4Z1Z2)/(2Z1-4Z2) |
| Answer» C. Zsc=(Z12-4Z1Z2)/(2Z1+4Z2) | |
| 4. |
The expression of the open circuit impedance Zoc is? |
| A. | Zoc=Z1/2+Z2 |
| B. | Zoc=Z2/2+Z2 |
| C. | Zoc=Z1/2+Z1 |
| D. | Zoc=Z1/2-Z2 |
| Answer» B. Zoc=Z2/2+Z2 | |
| 5. |
A filter which attenuates all frequencies below a designated cut-off frequency fc and passes all other frequencies greater than fc is called? |
| A. | band elimination filter |
| B. | band pass filter |
| C. | low pass filter |
| D. | high pass filter |
| Answer» E. | |
| 6. |
A filter which passes without attenuation all frequencies up to the cut-off frequency fc and attenuates all other frequencies greater than fc is called? |
| A. | high pass filter |
| B. | low pass filter |
| C. | band elimination filter |
| D. | band pass filter |
| Answer» C. band elimination filter | |
| 7. |
THE_RELATION_BETWEEN_ZOT,_ZOC,_ZSC_IS??$ |
| A. | Z<sub>OT</sub>=‚àöZ<sub>oc</sub>Z<sub>sc</sub> |
| B. | Z<sub>oc</sub>=‚àö(Z<sub>OT</sub> Z<sub>sc</sub>) |
| C. | Z<sub>sc</sub>=‚àö(Z<sub>OT</sub> Z<sub>oc</sub>) |
| D. | Z<sub>oc</sub>=‚àö(Z<sub>OT</sub> Z<sub>oc</sub>) |
| Answer» B. Z<sub>oc</sub>=‚Äö√Ñ√∂‚àö‚Ć‚àö‚àÇ(Z<sub>OT</sub> Z<sub>sc</sub>) | |
| 8. |
The_value_of_sinh⁡ϒ/2_in_terms_of_Z1_and_Z2_is?$# |
| A. | sinh⁡ϒ/2=√(4Z<sub>1</sub>/Z<sub>2</sub>) |
| B. | sinh⁡ϒ/2=√(Z<sub>1</sub>/Z<sub>2</sub>) |
| C. | sinh⁡ϒ/2=√(Z<sub>1</sub>/4Z<sub>2</sub>) |
| D. | sinh⁡ϒ/2=√(2Z<sub>1</sub>/Z<sub>2</sub>) |
| Answer» D. sinh‚Äö√Ñ√∂‚àö√ñ¬¨‚àû‚âà√¨‚àö‚â†/2=‚Äö√Ñ√∂‚àö‚Ć‚àö‚àÇ(2Z<sub>1</sub>/Z<sub>2</sub>) | |
| 9. |
The expression of the open circuit impedance Zoc is? |
| A. | Z<sub>oc</sub>=Z<sub>1</sub>/2+Z<sub>2</sub> |
| B. | Z<sub>oc</sub>=Z<sub>2</sub>/2+Z<sub>2</sub> |
| C. | Z<sub>oc</sub>=Z<sub>1</sub>/2+Z<sub>1</sub> |
| D. | Z<sub>oc</sub>=Z<sub>1</sub>/2-Z<sub>2</sub> |
| Answer» B. Z<sub>oc</sub>=Z<sub>2</sub>/2+Z<sub>2</sub> | |
| 10. |
The expression of the characteristic impedance of a symmetrical T-section is? |
| A. | Z<sub>OT</sub>=‚àö(Z<sub>1</sub><sup>2</sup>/4-Z<sub>1</sub>Z<sub>2</sub>) |
| B. | Z<sub>OT</sub>=‚àö(Z<sub>1</sub><sup>2</sup>/4+Z<sub>1</sub>) |
| C. | Z<sub>OT</sub>=‚àö(Z<sub>1</sub><sup>2</sup>/4+Z<sub>2</sub>) |
| D. | Z<sub>OT</sub>=‚àö(Z<sub>1</sub><sup>2</sup>/4+Z<sub>1</sub>Z<sub>2</sub>) |
| Answer» E. | |
| 11. |
A filter that passes all frequencies lying outside a certain range, while it attenuates all frequencies between the two designated frequencies is called? |
| A. | low pass filter |
| B. | high pass filter |
| C. | band elimination filter |
| D. | band pass filter |
| Answer» D. band pass filter | |
| 12. |
A filter that passes frequencies between two designated cut-off frequencies and attenuates all other frequencies is called? |
| A. | high pass filter |
| B. | band elimination filter |
| C. | band pass filter |
| D. | low pass filter |
| Answer» D. low pass filter | |
| 13. |
A filter which attenuates all frequencies below a designated cut-off frequency fc and passes all other frequencies greater than fc is called? |
| A. | band elimination filter |
| B. | band pass filter |
| C. | low pass filter |
| D. | high pass filter |
| Answer» E. | |
| 14. |
A filter which passes without attenuation all frequencies up to the cut-off frequency fc and attenuates all other frequencies greater than fc is called? |
| A. | high pass filter |
| B. | low pass filter |
| C. | band elimination filter |
| D. | band pass filter |
| Answer» C. band elimination filter | |
| 15. |
The value of one decibel is equal to? |
| A. | 0.115 N |
| B. | 0.125 N |
| C. | 0.135 N |
| D. | 0.145 N |
| Answer» B. 0.125 N | |