Machine Design A hollow shaft will transmit a __________ torque than a solid shaft of the same mass and same material. Smaller Medium None of these Greater Smaller Medium None of these Greater ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two shafts A and B are made of the same material. The diameter of shaft A is twice as that of shaft B. The power transmitted by the shaft A will be __________ of shaft B. Four times Eight times Twice Sixteen times Four times Eight times Twice Sixteen times ANSWER DOWNLOAD EXAMIANS APP
Machine Design A thin spherical shell of internal diameter d is subjected to an internal pressure p. If σt is the tensile stress for the shell material, then thickness of shell is equal to pd/σt pd/2σt pd/3σt pd/4σt pd/σt pd/2σt pd/3σt pd/4σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two non-intersecting and non-coplanar shafts are connected by gears, the arrangement is known as Spur gearing Bevel gearing Helical gearing Spiral gearing Spur gearing Bevel gearing Helical gearing Spiral gearing ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stiffness of a closely coiled helical spring subjected to an axial load W is equal to (where G = Modulus of rigidity, and n = Number of active coils) Gd⁴/ 4D3n Gd⁴/ 8D²n Gd⁴/ 8D3n Gd3/ 8D3n Gd⁴/ 4D3n Gd⁴/ 8D²n Gd⁴/ 8D3n Gd3/ 8D3n ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two helical springs of the same material and of equal circular cross-section, length and number of turns, but having radii 80 mm and 40 mm, kept concentrically (smaller radius spring within the larger radius spring), are compressed between two parallel planes with a load W. The inner spring will carry a load equal to W/9 8W/9 W/2 2W/3 W/9 8W/9 W/2 2W/3 ANSWER DOWNLOAD EXAMIANS APP
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