Theory of Machine A ball and a socket 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 When a body moves with simple harmonic motion, the product of its periodic time and frequency is equal to One π/2 Zero π One π/2 Zero π ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A friction circle is a circle drawn when a journal rotates in a bearing. Its radius depends upon the coefficient of friction and the Clearance between journal and bearing Magnitude of the forces on journal Angular velocity of journal Radius of journal Clearance between journal and bearing Magnitude of the forces on journal Angular velocity of journal Radius of journal ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of sliding of meshing gear teeth is(Where ω₁ and ω₂ are angular velocities of meshing gears and ‘y’ is distance between point of contact and the pitch point) (ω₁ + ω₂) y (ω₁/ω₂) y (ω₁ + ω₂)/y (ω₁ × ω₂) y (ω₁ + ω₂) y (ω₁/ω₂) y (ω₁ + ω₂)/y (ω₁ × ω₂) y ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to give a complete secondary balance of a multi-cylinder inline engine, The algebraic sum of the secondary forces must be equal to zero The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero None of these Both (A) and (B) The algebraic sum of the secondary forces must be equal to zero The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero None of these Both (A) and (B) 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 stern and lower the bow To lower the bow and stern To raise the bow and lower the stern To raise the bow and stern To raise the stern and lower the bow To lower the bow and stern To raise the bow and lower the stern ANSWER DOWNLOAD EXAMIANS APP