(a) chains
(b) gears
(c) cams
(d) pulleys
give only correct answer
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Answered by
1
Answer:
WHAT IS PHOTOSYNTHESIS
Step-by-step explanation:
hi bro/sis nice to meet you here
Aninstrument showing the time by the shadow of a pointer cast by the sun onto a graduated plate
Answered by
2
Answer: Gear
Explanation: The involute gear profile is the most commonly used system for gearing today, with cycloid gearing still used for some specialties such as clocks. In an involute gear, the profiles of the teeth are involutes of a circle.
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