Theory of Machine Peaucellier’s mechanism has Four links Eight links Six links Twelve links Four links Eight links Six links Twelve links ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The balancing weights are introduced in planes parallel to the plane of rotation of the disturbing mass. To obtain complete dynamic balance, the minimum number of balancing weights to be introduced in different planes is 4 1 3 2 4 1 3 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free transverse vibrations due to uniformly distributed load acting over a simply supported shaft is (where δS = Static deflection of simply supported shaft due to uniformly distributed load) 0.6253/ √δS 0.5615/ √δS 0.4985/ √δS 0.571/ √δS 0.6253/ √δS 0.5615/ √δS 0.4985/ √δS 0.571/ √δS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following statements regarding laws governing the friction between dry surfaces are correct? The friction force is directly proportional to the normal force. The friction force is independent of me area of contact. The friction force is dependent on the materials of the contact surfaces. All of these The friction force is directly proportional to the normal force. The friction force is independent of me area of contact. The friction force is dependent on the materials of the contact surfaces. All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The rotor of a ship rotates in clockwise direction when viewed from stern and the ship takes a left turn. The effect of gyroscopic couple acting on it will be To raise the bow and stern To raise the bow and lower the stern To raise the stern and lower the bow To lower the bow and stern To raise the bow and stern To raise the bow and lower the stern To raise the stern and lower the bow To lower the bow and stern ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration acts Parallel to the sliding surface Along the sliding surface At 45° to the sliding surface Perpendicular to the sliding surface Parallel to the sliding surface Along the sliding surface At 45° to the sliding surface Perpendicular to the sliding surface ANSWER DOWNLOAD EXAMIANS APP