Physics Electronics ETEA 2022
PMDC Verified Question 465 of 494
When AC is converted to DC, the process is called:
A
Resolution
B
Magnification
C
Amplification
D
Rectification
Tap any option to test your recall and reveal the step-by-step Propolis autopsy.

Propolis Cognitive Error Autopsy

Official Correct Choice:
Option D: Rectification
Concept:

Electronic systems often require power supplies that convert alternating current from the mains into stable direct current.

Solution:

  • The formal engineering term for converting alternating current (AC) to direct current (DC) is rectification.


  • This is achieved using "rectifier" circuits built around diodes.


Why other options are incorrect:

  • Amplification: Boosting the power of a signal.


  • Magnification: Visual enlargement.


  • Resolution: Clarity or detail in imaging/data.

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.

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