- Wear
- Frictional power loss
- Improves the efficiency of the chain drive
- All of these.
- 120 dB (A)
- 130 dB (A)
- 140 dB (A)
- 115 dB (A)
- 90 dB (A)
- 85 dB (A)
Q) In roller chain, the rolling friction reduces ____
Solution:
The rolling friction reduces wear and frictional power loss and improves the efficiency of chain drive
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