Machine Design A hollow shaft will transmit a __________ torque than a solid shaft of the same mass and same material. Smaller None of these Medium Greater Smaller None of these Medium Greater ANSWER DOWNLOAD EXAMIANS APP
Machine Design Tensile strength of a mild steel specimen can be roughly predicted from following hardness test Brinell None of these Vickers Rockwell Brinell None of these Vickers Rockwell ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two non-intersecting and non-coplanar shafts are connected by gears, the arrangement is known as Spiral gearing Bevel gearing Spur gearing Helical gearing Spiral gearing Bevel gearing Spur gearing Helical gearing ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ends of the leaves of a semi-elliptical leaf spring are made triangular in order to Make M/I constant throughout the length of the leaf Permit each leaf to act as an overhanging beam Obtain variable moment of inertia (I) in each leaf Have variable bending moment (M) in each leaf Make M/I constant throughout the length of the leaf Permit each leaf to act as an overhanging beam Obtain variable moment of inertia (I) in each leaf Have variable bending moment (M) in each leaf ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a square threaded screw is maximum if the helix angle is equal to(Where φ = Angle of friction) 45° - φ 90° - φ 45° + φ/2 45° - φ/2 45° - φ 90° - φ 45° + φ/2 45° - φ/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A triple riveted butt joint with double straps of unequal width is to be designed for a boiler shell. The pitch of the rivets in the outer row is double the pitch in the inner row and zigzag riveting is proposed. Which of the following statement is correct? There are five rivets per pitch length, out of which four are in double shear and one is in single shear There are five rivets per pitch length, all in double shear There are four rivets per pitch length, all in double shear There are four rivets per pitch length, out of which two are in single shear and two are in double shear There are five rivets per pitch length, out of which four are in double shear and one is in single shear There are five rivets per pitch length, all in double shear There are four rivets per pitch length, all in double shear There are four rivets per pitch length, out of which two are in single shear and two are in double shear ANSWER DOWNLOAD EXAMIANS APP
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