Machine Design The shock resistance of steel is increased by adding Cobalt and molybdenum Nickel and chromium Chromium Nickel Cobalt and molybdenum Nickel and chromium Chromium Nickel ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear plane in case of bolts should Be across threaded portion of shank Never be across the threaded portion Be parallel to axis of bolt Be normal to threaded portion of shank Be across threaded portion of shank Never be across the threaded portion Be parallel to axis of bolt Be normal to threaded portion of shank ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stress induced in the belt is, Compressive stress Direct shear stress Tensile stress Torsional shear stress Compressive stress Direct shear stress Tensile stress Torsional shear stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to maximum normal stress theory, the maximum normal stress in the shaft is √(σ² × 4τ²) (1/2) × [σ + √(σ² × 4τ²)] σ + √(σ² × 4τ²) (1/2) × √(σ² × 4τ²) √(σ² × 4τ²) (1/2) × [σ + √(σ² × 4τ²)] σ + √(σ² × 4τ²) (1/2) × √(σ² × 4τ²) ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to avoid tearing of the plate at an edge, the distance from the centre line of the rivet hole to the nearest edge of the plate should be equal to (where d = Diameter of rivet hole) 2.5 d 2 d 1.5 d 1 d 2.5 d 2 d 1.5 d 1 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design Screws used for power transmission should have Low efficiency Strong teeth Very fine threads High efficiency Low efficiency Strong teeth Very fine threads High efficiency ANSWER DOWNLOAD EXAMIANS APP