The efficiency of a screw jack is maximum, when(where α = Helix angle, and φ = Angle of friction.)-A-α = 45° + φ/2B-α = 45° φ/2C-α = 90° + φD-α = 90° φ-B-α = 45° φ/2

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The efficiency of a screw jack is maximum, when(where &alpha; = Helix angle, and &phi; = Angle of friction.)-A-&alpha; = 45&deg; + &phi;/2B-&alpha; = 45&deg; &phi;/2C-&alpha; = 90&deg; + &phi;D-&alpha; = 90&deg; &phi;-B-&alpha; = 45&deg; &phi;/2

APTITUDE CRACK · Accepted Answer

B &alpha; = 45&deg; &phi;/2 Explanation: No answer description is available.

Engineering Mechanics - Engineering

The efficiency of a screw jack is maximum, when(where α = Helix angle, and φ = Angle of friction.)

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Engineering Mechanics - Engineering

The efficiency of a screw jack is maximum, when(where α = Helix angle, and φ = Angle of friction.)

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