For a pinion of 15 teeth, under cutting ______ (increases/decreases)

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For a pinion of 15 teeth, under cutting ______ (increases/decreases) with _______(increase/ decrease) of pressure angle.

1. Interference decreases with increase in pressure
2. Interference increase with decreases in pressure
3. Interference increase with increase in pressure
4. None of the above

Correct Option: A

Interference decreases with increase in pressure