Theory of Machine Governor is used in automobile to Maintain constant engine speed Limit the vehicle speed Maximize the fuel economy Decrease the variation of speed Maintain constant engine speed Limit the vehicle speed Maximize the fuel economy Decrease the variation of speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration acts At 45° to the sliding surface Parallel to the sliding surface Along the sliding surface Perpendicular to the sliding surface At 45° to the sliding surface Parallel to the sliding surface Along the sliding surface Perpendicular to the sliding surface ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an open pair? Ball and socket joint Journal bearing Cam and follower Lead screw and nut Ball and socket joint Journal bearing Cam and follower Lead screw and nut ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of any point in mechanism relative to any other point on the mechanism on velocity polygon is represented by the line At 45° to line as per (A) Joining the corresponding points Perpendicular to line as per (A) Not possible to determine with these data At 45° to line as per (A) Joining the corresponding points Perpendicular to line as per (A) Not possible to determine with these data ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two links OA and OB are connected by a pin joint at O. If the link OA turns with angular velocity ω₁ rad/s in the clockwise direction and the link OB turns with angular velocity ω₂ rad/s in the anticlockwise direction, then the rubbing velocity at the pin joint O is (where r = Radius of the pin at O) (ω₁ - ω₂) r ω₁.ω₂.r (ω₁ + ω₂) r (ω₁ - ω₂) 2r (ω₁ - ω₂) r ω₁.ω₂.r (ω₁ + ω₂) r (ω₁ - ω₂) 2r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Carnot cycle is a reversible cycle a quasi static cycle a semi-reversible cycle an irreversible cycle a reversible cycle a quasi static cycle a semi-reversible cycle an irreversible cycle ANSWER DOWNLOAD EXAMIANS APP