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Unit - 4.2 Type Of Simple Machines , Study Questions — PHYSICS STD 6 — Question

ICSE BoardEnglish MediumSTD 6PHYSICSUnit - 4.2 Type Of Simple Machines , Study Questions1 Mark
MCQ
Machines require proper maintenance for :
  • A
    their efficient use
  • B
    preserving them
  • C
    making them look good
  • ✓
    both (a) and (b)
✓

Answer

Correct option: D.
both (a) and (b)
D

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