MCQs on Voltage Regulators for NEET

NEET  Physics is the scoring paper in the medical entrance examination. Here, you will discover the NEET Physics MCQ Questions for all Concepts as per the latest syllabus. Practice more on a regular basis with these NEET Physics objective questions on air pollution and improve your subject knowledge & problem-solving skills along with time management. NEET Physics Voltage Regulators Multiple Choice Questions make you feel confident in answering the question in the exam & increases your scores to high.

MCQs on Voltage Regulators

1. Which of the following is considered as three-pin voltage regulator ICs?
(a) Voltage regulators which are adjustable
(b) Fixed voltage regulator
(c) Both a and b


Answer: (c) Both a and b

2. Which type of IC voltage regulator there is a continuous variation in the impedance of transistor in order to supply the desired amount of load current?
(a) Linear regulators
(b) Switching regulators
(c) Both a and b


Answer: (a) Linear regulators

3. Voltage regulators require
(a) Only line regulation
(b) Only load regulation
(c) A constant load
(d) Load and line regulation


Answer: (d) Load and line regulation

4. What type of regulators offer inherent short-circuit protection?
(a) Shunt regulators
(b) Series regulators
(c) Three-terminal regulators
(d) Switching regulators


Answer: (a) Shunt regulators

5. Voltage regulators keep a constant …………output voltage when the input or load varies within limits.
(a) DC
(b) AC
(c) ripple


Answer: (a) DC

6. Switching regulators are series type regulators, which has ……….power dissipation and …………efficiency.
(a) Increased, increased
(b) Increased, reduced
(c) Reduced, reduced
(d) Reduced, increased


Answer: (c) Reduced, increased

7. Which among the following performance parameter is called the change in line voltage within a specified range at a constant load current?
(a) Line regulation
(b) Load regulation
(c) Temperature stability factor
(d) Ripple factor


Answer: (a) Line regulation

8.: The output voltage of a regulated power supply is affected by which of the following factors
(a) Input voltage
(b) Load current
(c) Temperature
(d) All the above


Answer: (d) All the above

9. Series pass transistor always operates in the………. region in a linear IC voltage regulator
(a) Active
(b) Saturation
(c) Cut-off
(d) All of these


Answer: (a) Active

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