Question: For a self-locking screw, efficiency should be (a) ( <50 %) (b) (>50 %) (c) (=50 %) (d) (geq 50 %)

For a self-locking screw, efficiency should be

(a) \(<50 \%\)

(b) \(>50 \%\)

(c) \(=50 \%\)

(d) \(\geq 50 \%\)

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