PHY301-Circuit Theory Quiz MCQs Lecture 1-22 Midterm Objective Questions | SUPERSTARWEBTECH

PHY301-Circuit Theory Quiz  MCQS #Objective #Questions #Midterm

1. Three resistances of values 7 ohms, 5 ohms, and 2 ohms are connected in series of a voltage source. Through which resistance least current will flow.

  • 7 ohms
  • 5 ohms
  • 2 ohms
  • same through all resistances ✔

2. What is the electron valence of an element of atomic number 5?

  • 2
  • 3 ✔
  • 4
  • 5

3. The closed path for flow of current in which no node is encountered more than once is called

  • node
  • loop ✔
  • branch
  • super node

4. Current through open circuit is:

  • high
  • minimum
  • zero ✔
  • infinite

5. When one resistance in a series string is open

  • The current is maximum in the normal resistances
  • The current is zero in all resistances ✔
  • The voltage is zero across the open resistance
  • The current increases in voltage source

6. A voltage divider is also called as

  • Current divider
  • Potential divider ✔
  • Voltage regulator
  • Current regulator

7. When placed together, a positively charged material and a negatively charged material will

  • repel
  • become neutral
  • attract ✔
  • exchange charges

8. Which one of the following components in the circuit is used to produce heat or limiting amount of current?

  • capacitor
  • resistor ✔
  • inductor
  •  loop

9. Junction of two or more than two elements in a circuit is called

  •  loop
  • ground
  • node ✔
  • joint

10. Usually, KVL OR KCL equation is not written for

  • Ordinary node 
  • reference node ✔
  • super node
  • second node
11. The internal resistance of an ideal voltage source is
  • Maximum
  • one half of external resistance
  • Zero ✔
  • infinity
12. Distance or link between two nodes is called
  • branch ✔
  • loop
  • node
  • super node
13. Unit of inductance is
  • mho
  • ohm
  • Henry ✔
  • Farad
14. When two resistances are connected in series
  • both must have the same resistance value
  • both must have a different resistance value
  • the voltage across each must be the same
  • there is only one path for current for both resistances ✔
15. Electron orbits are called
  • shells ✔
  • nuclei
  • waves
  • valences

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