# Electronic Principles Objective Questions and Answers Set – 16

Are you guys looking for computer science MCQ Questions with Answers PDF Free Download as per computer science new exam pattern? You came to the right page. This may assist you to understand and check your knowledge about the Subjects. Students also can take a free test of the Multiple Choice Questions of computer science. Each question has four options followed by the right answer. These computer science MCQ Questions are selected supported by the newest exam pattern.

## Q1. The dielectric constant of a material is a measure of:

(A) The amount of voltage it can withstand before breaking down
(B) How well the material concentrates electrostatic lines of force
(C) The amount of opposition to the current flow
(D) How well the material concentrates magnetic lines of force

Answer: (B) How well the material concentrates electrostatic lines of force

(A) 0.1 A
(B) 1000 A
(C) 10 A
(D) 100 A

## Q3. Which one of the following statements is true for current flowing in a series circuit?

(A) The amount of current flow through each part of a series circuit can be different, depending on the resistance of each part and the amount of voltage applied to it
(B) The total current in a series circuit is equal to the sum of the currents flowing through the individual components in the circuit
(C) The same current flows through every part of a series circuit
(D) The total current in a series circuit is equal to the total voltage multiplied by the total resistance

Answer: (C) The same current flows through every part of a series circuit

(A) Volt
(B) Ampere
(C) Ohm
(D) Watt

## Q5. Determine the resistance value and tolerance of a resistor that has the following color bands; first band is red, second band is red, third band is orange, and the fourth band is gold

(A) 220 Ohm, 5%
(B) 220 Ohm, 10%
(C) 22,000 Ohm, 5%
(D) 22,000 Ohm, 10%

## Q6. Waveforms are graphs that show:

(A) Frequency on the vertical axis and amplitude on the horizontal axis
(B) Amplitude on the vertical axis and frequency on the horizontal axis
(C) Amplitude on the vertical axis and the passage of time on the horizontal axis
(D) The passage of time on the vertical axis and amplitude on the horizontal axis

Answer: (C) Amplitude on the vertical axis and the passage of time on the horizontal axis

## Q7. For a pure capacitor:

(A) AC current and voltage are exactly in phase
(B) AC current leads the voltage by 90 degree
(C) AC current is converted to dc voltage
(D) AC current lags the voltage by 90 degree

## Q8. Which one of the following kinds of materials has the highest permeability?

(A) A diamagnetic material
(B) A ferromagnetic material
(C) A paramagnetic material
(D) All of the above

## Q9. Which one of the following properties of a magnetic circuit can be directly compared to voltage in an electrical circuit?

(A) Flux density
(B) Number of lines of force
(C) Magnetomotive force
(D) Reluctance

(A) 0.02 A
(B) 0.955 A
(C) 10 A
(D) 2.02 A