Machine Design The helix angle for double helical gears may be made up to 45° 60° 75° 90° 45° 60° 75° 90° 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 2.8 3.5 3 2.5 2.8 3.5 3 2.5 ANSWER DOWNLOAD EXAMIANS APP
Machine Design For steel, the ultimate strength in shear as compared to ultimate strength in tension is 43832 43833 43864 43834 43832 43833 43864 43834 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In composite or reverse laid ropes Direction of twist of wires and strands are same Wires in two adjacent strands are twisted in opposite direction Direction of twist of wires in strands is opposite to the direction of twist of strands Wires are not twisted Direction of twist of wires and strands are same Wires in two adjacent strands are twisted in opposite direction Direction of twist of wires in strands is opposite to the direction of twist of strands Wires are not twisted ANSWER DOWNLOAD EXAMIANS APP
Machine Design If the centre distance of the mating gears having involute teeth is increased, then the pressure angle Remains unchanged Increases None of these Decreases Remains unchanged Increases None of these Decreases ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the pulley or other mating piece is required to slide along the shaft, a __________ sunk key is used. Parallel None of these Rectangular Square Parallel None of these Rectangular Square ANSWER DOWNLOAD EXAMIANS APP
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