Theory of Machine Which of the following statements regarding laws governing the friction between dry surfaces are correct? All of these The friction force is independent of me area of contact. The friction force is dependent on the materials of the contact surfaces. The friction force is directly proportional to the normal force. All of these The friction force is independent of me area of contact. The friction force is dependent on the materials of the contact surfaces. The friction force is directly proportional to the normal force. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the addenda on pinion and wheel is such that the path of approach and path of recess are half of their maximum possible values, then the length of the path of contact is given by (where r = Pitch circle radius of pinion, R = Pitch circle radius of wheel, and φ = Pressure angle) [(r² + R²) sinφ]/2 [(r + R) cosφ]/2 [(r + R) sinφ]/2 [(r² + R²) cosφ]/2 [(r² + R²) sinφ]/2 [(r + R) cosφ]/2 [(r + R) sinφ]/2 [(r² + R²) cosφ]/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Klein's diagram is used when Crank has nonuniform angular velocity Crank has uniform angular velocity Crank has uniform angular acceleration Crank has nonuniform angular acceleration Crank has nonuniform angular velocity Crank has uniform angular velocity Crank has uniform angular acceleration Crank has nonuniform angular acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A completely constrained motion can be transmitted with. 4 links with pin joints 2 links with pin joints 3 links with pin joints 1 link with pin joints 4 links with pin joints 2 links with pin joints 3 links with pin joints 1 link with pin joints ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The mechanism forms a structure, when the number of degrees of freedom (n) is equal to 1 -1 2 1 -1 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Creep in belt drive is due to Material of the belt Larger size of the driver pulley Material of the pulley Uneven extensions and contractions due to varying tension Material of the belt Larger size of the driver pulley Material of the pulley Uneven extensions and contractions due to varying tension ANSWER DOWNLOAD EXAMIANS APP
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