Theory of Machine The magnitude of linear velocity of a point B on a link AB relative to point A is, (Where ω = Angular velocity of the link AB) ω × AB (ω × AB)² ω² × AB ω × (AB)² ω × AB (ω × AB)² ω² × AB ω × (AB)² ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The instantaneous centers which vary with the configuration of mechanism are called None of these Fixed instantaneous centers Neither fixed nor permanent instantaneous centers Permanent instantaneous centers None of these Fixed instantaneous centers Neither fixed nor permanent instantaneous centers Permanent instantaneous centers ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A higher pair has__________. Surface contact Point contact None of these No contact Surface contact Point contact None of these No contact ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The centre of gravity of a coupler link in a four bar mechanism will experience Only linear acceleration Both linear and angular acceleration No acceleration Only angular acceleration Only linear acceleration Both linear and angular acceleration No acceleration Only angular acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a ball bearing, ball and bearing forms a Screw pair Rolling pair Turning pair Spherical pair Screw pair Rolling pair Turning pair Spherical pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The danger of breakage and vibration is maximum Below the critical speed Above the critical speed None of these Near the critical speed Below the critical speed Above the critical speed None of these Near the critical speed ANSWER DOWNLOAD EXAMIANS APP