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 Spur gearing Spiral gearing Helical gearing Bevel gearing Spur gearing Spiral gearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A system in dynamic balance implies that The system is critically damped There will absolutely no wear of bearings The system is also statically balanced There is no critical speed in the system The system is critically damped There will absolutely no wear of bearings The system is also statically balanced There is no critical speed in the system ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The maximum efficiency of spiral gears is (where θ = Shaft angle, and φ = Friction angle) cos (θ - φ) + 1/ cos (θ + φ) + 1 sin (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ sin (θ + φ) + 1 cos (θ - φ) + 1/ cos (θ + φ) + 1 sin (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ sin (θ + φ) + 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Open pairs are those which have Elements of pairs not held together mechanically Two elements that permit relative motion Surface contact between the two elements when in motion Point or line contact between the two elements when in motion Elements of pairs not held together mechanically Two elements that permit relative motion Surface contact between the two elements when in motion Point or line contact between the two elements when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The indicator using Watt mechanism is known as Richard indicator Thompson indicator Simplex indicator Thomson indicator Richard indicator Thompson indicator Simplex indicator Thomson indicator ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to balance the reciprocating masses, Both (A) and (B) Primary forces and couples must be balanced Secondary forces and couples must be balanced None of these Both (A) and (B) Primary forces and couples must be balanced Secondary forces and couples must be balanced None of these ANSWER DOWNLOAD EXAMIANS APP