Machine Design The spring mostly used in gramophones is Volute spring Flat spiral spring Helical spring Conical spring Volute spring Flat spiral spring Helical spring Conical spring ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to maximum normal stress theory, the maximum normal stress in the shaft is (1/2) × √(σ² × 4τ²) √(σ² × 4τ²) σ + √(σ² × 4τ²) (1/2) × [σ + √(σ² × 4τ²)] (1/2) × √(σ² × 4τ²) √(σ² × 4τ²) σ + √(σ² × 4τ²) (1/2) × [σ + √(σ² × 4τ²)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two springs are in series (having stiffness K), the equivalent stiffness will be K K/4 2K K/2 K K/4 2K K/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The anti-friction bearings Have low starting and low running friction at moderate speeds Have high initial cost Can carry both radial and thrust loads All of these Have low starting and low running friction at moderate speeds Have high initial cost Can carry both radial and thrust loads All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The groove angle of the pulley for rope drive is usually 45° 60° 35° 20° 45° 60° 35° 20° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The strength of the unriveted plate (P) per pitch length is equal to p.t.σt (p - d) t.σt (p - d) σt p.d.σt p.t.σt (p - d) t.σt (p - d) σt p.d.σt ANSWER DOWNLOAD EXAMIANS APP