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 ω × (AB)² ω² × AB ω × AB (ω × AB)² ω × (AB)² ω² × AB ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following mechanism is obtained from lower pair? Valve and valve gears Pantograph Gyroscope All of these Valve and valve gears Pantograph Gyroscope All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two parallel and coplanar shafts are connected by gears having teeth parallel to the axis of the shaft. This arrangement is known as Helical gearing Bevel gearing Spiral gearing Spur gearing Helical gearing Bevel gearing Spiral gearing Spur gearing 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 lower the stern To lower the bow and stern To raise the bow and stern To raise the stern and lower the bow To raise the bow and lower the stern To lower the bow and stern To raise the bow and stern To raise the stern and lower the bow ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation of the crank. For the lengths of 50 mm of crank and 70 mm of the follower, determine theoretical maximum length of coupler. The distance between fixed pivots of crank and followers is Slightly more than 95 mm Slightly less than 95 mm 45 mm 95 mm Slightly more than 95 mm Slightly less than 95 mm 45 mm 95 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Shaft revolving in a bearing is the following type of pair Higher pair Cylindrical pair Spherical pair Lower pair Higher pair Cylindrical pair Spherical pair Lower pair ANSWER DOWNLOAD EXAMIANS APP