Physics Electronics UHS 2022
PMDC Verified Question 460 of 494
A process in which only one half of alternating current is converted into direct current, such process is called:
A
Half wave rectification
B
Magnification
C
Amplification
D
Full wave rectification
Tap any option to test your recall and reveal the step-by-step Propolis autopsy.

Propolis Cognitive Error Autopsy

Official Correct Choice:
Option A: Half wave rectification
Concept:

Rectification is the process of converting bidirectional alternating current (AC) into unidirectional direct current (DC).

Solution:

  • If a circuit utilizes both the positive and negative halves of the AC cycle, it is Full Wave Rectification.


  • If a circuit uses a single diode to block one half of the AC cycle (letting only the positive or negative half pass), it is termed Half wave rectification.


Why other options are incorrect:

  • Full wave rectification: Converts both halves.


  • Amplification & Magnification: Refers to increasing signal strength/size, completely unrelated to AC/DC conversion.

Quality & Fidelity Assurance: Every question on BeambePrep is rigorously curated against the official PMDC syllabus with zero filler, zero out-of-syllabus content, and zero typos. When an authentic past paper originally contained a historical mistake or ambiguity from the examining board (such as UHS or NUMS), BeambePrep faithfully reflects the original paper while detailing the nuance and scientific consensus in the autopsy above.

Previous Question All Electronics MCQs Next Question

Want to solve full-length papers under timed exam conditions?

Practice with zero-scroll lockdown sprints, dynamic latency zone timers, live peer selection telemetry, and the automated Amber mistake recovery loop.

Enter Arena Sprint iOS App Android App