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Unit - 4.1 Simple Machine And Their Importance — PHYSICS STD 6 — Question

ICSE BoardEnglish MediumSTD 6PHYSICSUnit - 4.1 Simple Machine And Their Importance2 Marks
Question
Give four reasons for using machines.
✓

Answer

Machines are used to :
Change the effort in the desired direction.
Speed up the motion of a body.
Lift a heavy load by applying a small effort.
Do unsafe and dangerous work.

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