Machine Design The power transmitted by belt drive depends upon Arc of contact Belt velocity Initial belt tension All of these Arc of contact Belt velocity Initial belt tension All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Crowning on pulley helps In decreasing the slip of the belt In increasing the slip of the belt To increase pulley life To keep the belt in centre on a pulley while it is in motion In decreasing the slip of the belt In increasing the slip of the belt To increase pulley life To keep the belt in centre on a pulley while it is in motion ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following spring is used in mechanical wrist watch? Helical compression spring Torsion spring Spiral spring Belleville spring Helical compression spring Torsion spring Spiral spring Belleville spring ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum efficiency of a square threaded screw is (1 - sinφ)/ (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) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Basic hole is one Does not exist Whose lower as well as upper deviations are zero Whose upper deviation is zero Whose lower deviation is zero Does not exist Whose lower as well as upper deviations are zero Whose upper deviation is zero Whose lower deviation is zero ANSWER DOWNLOAD EXAMIANS APP
Machine Design Gear box is used For speed reduction To produce torque To obtain variable speeds To increase efficiency of system For speed reduction To produce torque To obtain variable speeds To increase efficiency of system ANSWER DOWNLOAD EXAMIANS APP