General Studies · Automobile Maintenance
Which of the following activities is an inspection method rather than a maintenance action that directly increases or preserves tyre life?
- 1Periodic tyre rotation
- 2Wheel alignment as per the service manual
- 3Regular adjustment of tyre inflation pressure
- 4'Penny test' to check the depth of treads✓
Correct answer
'Penny test' to check the depth of treads
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