MCQOPTIONS
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MCQOPTIONS
This section includes 26 Mcqs, each offering curated multiple-choice questions to sharpen your Electric Circuits knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A junction whell two (or) more than two network elements meet is known as a ______________ |
| A. | Node |
| B. | Branch |
| C. | Loop |
| D. | Mesh |
| Answer» B. Branch | |
| 2. |
The basic laws for analyzing an electric circuit are :- |
| A. | Einstein’s theory |
| B. | Newtons laws |
| C. | Kirchhoff’s laws |
| D. | Faradays laws |
| Answer» D. Faradays laws | |
| 3. |
Solve for I. |
| A. | -0.5A |
| B. | 0.5A |
| C. | -0.2A |
| D. | 0.2A |
| Answer» B. 0.5A | |
| 4. |
Determine currents I1 , I2 and I3. |
| A. | -3.3A, -8.5A, 2.4A |
| B. | 3A, -8A, 2A |
| C. | 3.3A, 8.5A, -2.4A |
| D. | 3.2A, 8.6A, 2.3A |
| Answer» D. 3.2A, 8.6A, 2.3A | |
| 5. |
Find R |
| A. | 17.5 Ω |
| B. | 17.2 Ω |
| C. | 17.4 Ω |
| D. | 17.8 Ω |
| Answer» B. 17.2 Ω | |
| 6. |
Calculate potential difference between x and y |
| A. | 4.275v |
| B. | -4.275v |
| C. | 4.527v |
| D. | -4.527v |
| Answer» C. 4.527v | |
| 7. |
The algebraic sum of voltages around any closed path in a network is equal to ____________ |
| A. | Infinity |
| B. | 1 |
| C. | 0 |
| D. | Negative polarity |
| Answer» D. Negative polarity | |
| 8. |
Relation between currents according to KCL is |
| A. | i1=i2=i3=i4=i5 |
| B. | i1+i4+i3=i5+i2 |
| C. | i1-i5=i2-i3-i4 |
| D. | i1+i5=i2+i3+i4 |
| Answer» E. | |
| 9. |
In s.h.m the acceleration is always directed toward the |
| A. | mean position |
| B. | equilibrium position |
| C. | downwards |
| D. | tangent to the motion |
| Answer» C. downwards | |
| 10. |
Resistivity is measured in |
| A. | ohm per meter |
| B. | ohms |
| C. | ohm sq. meter |
| D. | ohm meter |
| Answer» E. | |
| 11. |
Two 10 Ω resistors are connected in parallel, their equivalent resistance is |
| A. | 0.2 Ω |
| B. | 5 Ω |
| C. | 20 Ω |
| D. | 15 Ω |
| Answer» C. 20 Ω | |
| 12. |
Ammeter should always have a |
| A. | low resistance |
| B. | high resistance |
| C. | high voltage |
| D. | low voltage |
| Answer» B. high resistance | |
| 13. |
To replace a ball with another ball by collision, a snooker player must consider the condition that |
| A. | The moving ball must not be given any spin |
| B. | the collision must be head on |
| C. | no conditions required |
| D. | both A and B |
| Answer» E. | |
| 14. |
The adiabatic bulk modulus is equal to: |
| A. | Pressure |
| B. | ? × P; where ?: the ratio of the specific heat capacities of the gas, P: pressure |
| C. | ? ⁄ P; where ?: the ratio of the specific heat capacities of the gas, P: pressure |
| D. | The ratio of the specific heat capacities of the gas |
| Answer» C. ? ⁄ P; where ?: the ratio of the specific heat capacities of the gas, P: pressure | |
| 15. |
β- radiations are simply |
| A. | neutrons |
| B. | protons |
| C. | muons |
| D. | electrons |
| Answer» E. | |
| 16. |
The oscillatory motion has a |
| A. | randomly lined graph |
| B. | straight lined graph |
| C. | asymptotic graph |
| D. | sinusoidal graph |
| Answer» E. | |
| 17. |
The process in which A.C is converted in to D.C is called |
| A. | rectification |
| B. | induction |
| C. | none of above |
| D. | inversion |
| Answer» B. induction | |
| 18. |
The acceleration of train when it is moving steadily from 4.0 ms-1 to 20 ms-1 in 100 s is |
| A. | 2 ms-2 |
| B. | 1 ms-2 |
| C. | 3 ms-2 |
| D. | 0.16 ms-2 |
| Answer» E. | |
| 19. |
As compared to the volume occupied by gas, the volume of particles is |
| A. | infinite |
| B. | more |
| C. | less than the volume of gas |
| D. | negligible |
| Answer» E. | |
| 20. |
The current entering and leaving a point in a circuit should be |
| A. | decreasing |
| B. | equal |
| C. | variable |
| D. | increasing |
| Answer» C. variable | |
| 21. |
On the scale of building, the gravitational field is |
| A. | decreasing |
| B. | increasing |
| C. | varying |
| D. | uniform |
| Answer» E. | |
| 22. |
THE_BASIC_LAWS_FOR_ANALYZING_AN_ELECTRIC_CIRCUIT_ARE_:-?$ |
| A. | Einstein’s theory |
| B. | Newtons laws |
| C. | Kirchhoff’s laws |
| D. | Faradays laws |
| Answer» D. Faradays laws | |
| 23. |
A_junction_whell_two_(or)_more_than_two_network_elements_meet_is_known_as_a_______________$ |
| A. | Node |
| B. | Branch |
| C. | Loop |
| D. | Mesh |
| Answer» B. Branch | |
| 24. |
All _____________ are loops but _______________ are not meshes |
| A. | Loops, Meshes |
| B. | Meshes, loops |
| C. | Branches, loops |
| D. | Nodes, Branches |
| Answer» C. Branches, loops | |
| 25. |
The algebraic sum of voltages around any closed path in a network is equal to ____________ |
| A. | Infinity |
| B. | 1 |
| C. | 0 |
| D. | Negative polarity |
| Answer» D. Negative polarity | |
| 26. |
KCL is based on the fact that |
| A. | There is a possibility for a node to store energy. |
| B. | There cannot be an accumulation of charge at a node. |
| C. | Charge accumulation is possible at node |
| D. | Charge accumulation may or may not be possible. |
| Answer» C. Charge accumulation is possible at node | |