General Studies · Gear Drives

In a worm gear, the relationship between the lead angle (λ) and the helix angle (ψ) is given by:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1λ − ψ = 45°
2λ + ψ = 180°
3λ + ψ = 90°✓
4λ − ψ = 90°

Correct answer

λ + ψ = 90°

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In a worm gear, the relationship between the lead angle (λ) and the helix angle (ψ) is given by:

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In a worm gear, the relationship between the lead angle (λ) and the helix angle (ψ) is given by:

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