Machine Design The condition for maximum power transmission is that the maximum tension in the flat belt should be equal to (Where, Pc = tension in belt due to centrifugal force) Pc/3 3 Pc 2 Pc 1 Pc Pc/3 3 Pc 2 Pc 1 Pc ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ends of the leaves of a semi-elliptical leaf spring are made triangular in order to Have variable bending moment (M) in each leaf Obtain variable moment of inertia (I) in each leaf Make M/I constant throughout the length of the leaf Permit each leaf to act as an overhanging beam Have variable bending moment (M) in each leaf Obtain variable moment of inertia (I) in each leaf Make M/I constant throughout the length of the leaf Permit each leaf to act as an overhanging beam ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a boundary lubricated bearing, there is a __________ of lubricant between the journal and the bearing. None of these Thick film Either A or B Thin film None of these Thick film Either A or B Thin film ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum efficiency of a square threaded screw is (1 + cosφ)/ (1 - sinφ) (1 - sinφ)/ (1 + cosφ) (1 + sinφ)/ (1 - sinφ) (1 - sinφ)/ (1 + sinφ) (1 + cosφ)/ (1 - sinφ) (1 - sinφ)/ (1 + cosφ) (1 + sinφ)/ (1 - sinφ) (1 - sinφ)/ (1 + sinφ) ANSWER DOWNLOAD EXAMIANS APP
Machine Design A locking device extensively used in automobile industry is a Jam nut Ring nut Castle nut Sawn nut Jam nut Ring nut Castle nut Sawn nut ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is P F.P F F + P P F.P F F + P ANSWER DOWNLOAD EXAMIANS APP