Machine Design The algebraic difference between the maximum limit and the basic size is called Lower deviation Actual deviation Mean deviation Upper deviation Lower deviation Actual deviation Mean deviation Upper deviation 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 / m) √(Pmax / 2m) √(3m /Pmax) √(Pmax / 3m) √(Pmax / m) √(Pmax / 2m) √(3m /Pmax) 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.t.σt p.d.σt (p - d) t.σt p.t.σt p.d.σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design The effective stress in wire ropes during normal working is equal to the stress due to Bending plus stress due to acceleration/retardation Acceleration/retardation of masses plus stress due to bending Axial load plus stress due to bending Axial load plus stress due to acceleration/retardation Bending plus stress due to acceleration/retardation Acceleration/retardation of masses plus stress due to bending Axial load plus stress due to bending Axial load plus stress due to acceleration/retardation ANSWER DOWNLOAD EXAMIANS APP
Machine Design The distribution of the forces along the length of key fitted in a shaft Varies exponentially, being less near the torque-input end Varies exponentially, being more near the torque-input end Is uniform throughout Varies linearly Varies exponentially, being less near the torque-input end Varies exponentially, being more near the torque-input end Is uniform throughout Varies linearly ANSWER DOWNLOAD EXAMIANS APP
Machine Design If P1 and P2 are the tight and slack side tensions in the belt, then the initial tension Pi (neglecting centrifugal tension) will be equal to (Where, Pc is centrifugal tension) ⅟₂ × (P1 + P2) P1 + P2 [⅟₂ × (P1 + P2)] + Pc P1 - P2 ⅟₂ × (P1 + P2) P1 + P2 [⅟₂ × (P1 + P2)] + Pc P1 - P2 ANSWER DOWNLOAD EXAMIANS APP
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