Calculate the mechanical advantage of a screw whose radius is 9mm and pitch of 3mm.

3.14

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9.00

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18.8

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15.6

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Solution

The correct option is C
18.8

Mechanical advantage of the screw can be obtained by dividing the circumference of the screw by the pitch of the screw.

M.A. = $\frac{2 π r}{p i t c h}$

M.A. = $\frac{2 \times 3.14 \times 9}{3}$ = 18.8

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Calculate the mechanical advantage of a screw whose radius is 9mm and pitch of 3mm.

The correct option is C 18.8 Mechanical advantage of the screw can be obtained by dividing the circumference of the screw by the pitch of the screw. M.A. = 2πrpitch M.A. = 2×3.14×93 = 18.8

The correct option is C
18.8

Mechanical advantage of the screw can be obtained by dividing the circumference of the screw by the pitch of the screw.

M.A. = $\frac{2 π r}{p i t c h}$

M.A. = $\frac{2 \times 3.14 \times 9}{3}$ = 18.8