Machine Design A compound belt drive is used when None of these Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the same directions Shafts are arranged parallel and rotate in the opposite directions None of these Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the same directions Shafts are arranged parallel and rotate in the opposite directions ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum efficiency of a square threaded screw is (1 - sinφ)/ (1 + cosφ) (1 + cosφ)/ (1 - sinφ) (1 + sinφ)/ (1 - sinφ) (1 - sinφ)/ (1 + sinφ) (1 - sinφ)/ (1 + cosφ) (1 + cosφ)/ (1 - sinφ) (1 + sinφ)/ (1 - sinφ) (1 - sinφ)/ (1 + sinφ) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Tearing resistance required to tear off the plate per pitch length is (where p = Pitch of rivets, d = Dia. of rivet hole, and σt = Permissible tensile stress for plate material) (p - d) t.σt p.d.σt p.t.σt (p - d) t.σt p.d.σt p.t.σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design Fibrous fracture occurs in Brittle material Hard material Ductile material Elastic material Brittle material Hard material Ductile material Elastic material ANSWER DOWNLOAD EXAMIANS APP
Machine Design For high speed engines, the cam follower should move with Uniform acceleration and retardation Simple harmonic motion Cycloidal motion Uniform velocity Uniform acceleration and retardation Simple harmonic motion Cycloidal motion Uniform velocity ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a hydrodynamic lubricated bearing There is no lubricant between the journal and the bearing There is a thin film of lubricant between the journal and the bearing The lubricant is forced between the journal and the bearing, by external pressure There is a thick film of lubricant between the journal and the bearing There is no lubricant between the journal and the bearing There is a thin film of lubricant between the journal and the bearing The lubricant is forced between the journal and the bearing, by external pressure There is a thick film of lubricant between the journal and the bearing ANSWER DOWNLOAD EXAMIANS APP