Machine Design In a boundary lubricated bearing, there is a __________ of lubricant between the journal and the bearing. Either A or B Thick film Thin film None of these Either A or B Thick film Thin film None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the belt is transmitting maximum power, the belt speed should be(Where, m = mass of belt per meter (kg/m) and Pmax = maximum permissible tension in belt (N)) √(Pmax / 3m) √(Pmax / 2m) √(Pmax / m) √(3m /Pmax) √(Pmax / 3m) √(Pmax / 2m) √(Pmax / m) √(3m /Pmax) ANSWER DOWNLOAD EXAMIANS APP
Machine Design In worm, gears, pitch lead angle is The angle between the tangent to the pitch helix and an element of the cylinder Half the angle between two inclined faces in axial plane The angle between the tangent to the pitch helix and the plane of rotation None of these The angle between the tangent to the pitch helix and an element of the cylinder Half the angle between two inclined faces in axial plane The angle between the tangent to the pitch helix and the plane of rotation None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to a maximum bending stress of 80 N/mm² and maximum shearing stress equal to 30 N/mm² at a particular section. If the yield point in tension of the material is 280 N/mm² and the maximum shear stress theory of failure is used, then the factor of safety obtained will be 3 2.8 2.5 3.5 3 2.8 2.5 3.5 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of pitch circle diameter in millimeters to the number of teeth, is called None of these Module Circular pitch Diametral pitch None of these Module Circular pitch Diametral pitch ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a bolt and nut is made of mild steel, then the effective height of nut is made equal to (where d = Nominal diameter of bolt) 0.75 d 1.25 d 0.5 d d 0.75 d 1.25 d 0.5 d d ANSWER DOWNLOAD EXAMIANS APP