Machine Design The velocity factor for very accurately cut and ground metallic gears operating at velocities upto __________ are equal to 6/(6 + v). 10 m/s 15 m/s 20 m/s 12.5 m/s 10 m/s 15 m/s 20 m/s 12.5 m/s ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a bolt and nut is made of mild steel, then the effective height of nut is made equal to (where d = Nominal diameter of bolt) 1.25 d 0.75 d 0.5 d d 1.25 d 0.75 d 0.5 d d ANSWER DOWNLOAD EXAMIANS APP
Machine Design When an open coiled helical compression spring is subjected to an axial compressive load, the stress induced in the wire is Shear stress Bending stress Tensile stress Compressive stress Shear stress Bending stress Tensile stress Compressive stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design Tapered roller bearings can take Radial load only Axial load only Both radial and axial loads and the ratio of these being greater than unity Both radial and axial loads and the ratio of these being less than unity Radial load only Axial load only Both radial and axial loads and the ratio of these being greater than unity Both radial and axial loads and the ratio of these being less than unity ANSWER DOWNLOAD EXAMIANS APP
Machine Design Belt slip may occur due to All of these Heavy load Driving pulley too small Loose belt All of these Heavy load Driving pulley too small Loose belt ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a shoe brake, the equivalent coefficient of friction is equal to (where μ = Actual coefficient of friction, and θ = Semi-block angle) μ sinθ/(2θ + sin 2θ) 4μ sinθ/(θ + sinθ) 4μ sinθ/(2θ + sin 2θ) 2μ sinθ/(θ + sinθ) μ sinθ/(2θ + sin 2θ) 4μ sinθ/(θ + sinθ) 4μ sinθ/(2θ + sin 2θ) 2μ sinθ/(θ + sinθ) ANSWER DOWNLOAD EXAMIANS APP
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