Home CBT TEST MEE 311(Theory of Machines) CBT PRACTICE CBT TEST MEE 311(Theory of Machines) CBT PRACTICE By Phil - January 13, 2025 30 0 FacebookTwitterPinterestWhatsApp I wish you success. You no need motivation Your GP is enough to motivate you at this point . MEE 311 1 / 41 1. What type of mechanism is shown in the diagram below? A. Crank rocker mechanism B. Double crank mechanism C. Double rocker mechanism D. Linkage is not planar 2 / 41 2. In a centrifugal clutch, what is ω? A. Angular running speed at which the engagement takes place B. Angular running speed of the pulley C. Angular acceleration at which the engagement begins to take place D. Angular acceleration of the pulley 3 / 41 3. In a centrifugal clutch, what is ω? A. Angular running speed at which the engagement takes place B. Angular acceleration at which the engagement begins to take place C. Angular running speed of the pulley D. Angular acceleration of the pulley 4 / 41 4. If there are redundant constraints in the chain and it forms a statically indeterminate structure, what is the degree of freedom or the mobility of this structure? A. Less than 0 B. 2 C. 1 D. More than 0 5 / 41 5. The smaller and generally the driving gear of a pair of mated gears is called _________ A. pitch B. module C. rack D. pinion 6 / 41 6. What is the condition involved in Grashof’s law? A. s+l≤p+q B. s-l ≤ p-q C. s+l≥p+q D. s-l ≥ p-q 7 / 41 7. In which of the following mechanism the relative motions of the rigid bodies are in one plane or in parallel planes? A. spherical mechanism B. flexure mechanism C. spatial mechanism D. planar mechanism 8 / 41 8. When large gear reductions are needed _________ gears are used. A. spur B. helical C. bevel D. worm 9 / 41 9. Bevel gears are equivalent to rolling A. spheres B. cubes C. cones D. cuboids 10 / 41 10. The distance by which a helix advances along the axis of the gear for one turn around is called _____________ A. normal link B. joint line C. lead D. axial pitch 11 / 41 11. The distance measured along the circumference of the pitch circle from a point on one tooth to the same point on the adjacent tooth is called ________________ A. circular pitch B. pitch point C. pitch diameter D. line of centers 12 / 41 12. The condition which must be fulfilled by two gear tooth profiles to maintain a constant angular velocity ratio between them is called __________________ A. path of contact B. arc of contact C. interference D. law of gearing 13 / 41 13. In a multi plate clutch, the formula for T is given by ______ A. n.µ.W.R B. n.µ.W.r1 C. n.µ.W.r2 D. n.µ.W.(r1+r2) 14 / 41 14. Velocity of sliding at the pitch point = (ωp + ωg) x _____________ A. arc of approach B. path of recess C. path of contact D. 0 15 / 41 15. What is the working depth of the gear and the pinion of the bevel gears? A. 2 m, 0.7 m B. 3 m, 0.4 m C. 0.7 m, 2 m D. 0.4 m, 3 m 16 / 41 16. What type of mechanism is shown in the given diagram? A. Double rocker mechanism B. Double crank mechanism C. Linkage is not planar D. Crank rocker mechanism 17 / 41 17. What type of mechanism is shown in the diagram below? A. Linkage is not planar B. Double crank mechanism C. Crank rocker mechanism D. Double rocker mechanism 18 / 41 18. Which of the gears has the highest contact ratio? A. Worm B. Helical C. Bevel D. Spur 19 / 41 19. Which of the following mechanism is an approximately straight-line motion mechanism? A. Scott Russell’s mechanism B. Hart’s mechanism C. Peaucellier mechanism D. Watt’s mechanism 20 / 41 20. The ratio of angle of action to the pitch angle is called ___________ A. angle of approach B. contact ratio C. space width D. angle of recess 21 / 41 21. Which of the following mechanism is an approximately straight-line motion mechanism? A. Scott Russell’s mechanism B. Peaucellier mechanism C. Watt’s mechanism D. Hart’s mechanism 22 / 41 22. If the s+l=p+q, what is the type of linkage? A. Six bar B. Trapezium C. Circular D. Parallelogram 23 / 41 23. __________ mechanism is a crossed four bar chain mechanism in early steam engines to guide the piston rod in a cylinder to have an approximate straight line motion. A. Chebychev’s B. Peaucellier’s C. Watt’s D. Grasshopper 24 / 41 24. In a multi plate clutch, T = 150 N-m, n = 4, µ = 0.3 and R = 0.1 m. Find the axial thrust. A. 18 B. 200 C. 1800 D. 1250 25 / 41 25. The contact ratio is the ratio of arc of contact to the ____________ A. dedendum B. contact ratio C. circular pitch D. module 26 / 41 26. Which of the following clutches include shoes and spider inside the rim of the pulley A. Single plate clutch B. Centrifugal clutch C. Multi plate clutch D. Cone clutch 27 / 41 27. If the link opposite to the shortest link is fixed, what type of mechanism is obtained? A. Crank rocker mechanism B. Double crank mechanism C. Double rocker mechanism D. Linkage is not planar 28 / 41 28. Which of these is not a type of clutch? A. Cylindrical B. Conical C. Single disc D. Centrifugal 29 / 41 29. The locus of a point on the pitch circle from the beginning to end of engagement of two mating gears is called as ___________ A. Path of approach B. Arc of approach C. Path of contact D. Arc of contact 30 / 41 30. In a conical clutch, the mean radius of the bearing surface is 300 mm whereas the breadth is 20 mm. Find the inner and outer radii. The semi cone angle is 30°. A. 145 mm, 155 mm B. 155 mm, 145 mm C. 160 mm, 140 mm D. 140 mm, 160 mm 31 / 41 31. If the shortest link is fixed, what type of mechanism is obtained? A. Linkage is not planar B. Crank rocker mechanism C. Double rocker mechanism D. Double crank mechanism 32 / 41 32. For a Whitworth quick return motion mechanism β = 110°. Find the ratio of time of cutting stroke to time of return stroke. A. 0.42 B. 0.44 C. 2.27 D. 2.37 33 / 41 33. If Grashof’s law is not satisfied, no link will make a complete revolution relative to one another. True or False? A. False B. True 34 / 41 34. Which of the following is an advantage of worm gear? A. Produce a lot of heat B. Has high power losses and low transmission efficiency C. It is expensive D. Used for reducing speed and increasing torque 35 / 41 35. The distance travelled by a point on either pitch circle of the two wheels during the period of contact of a pair of teeth is called ____________________ A. contact ratio B. angle of action C. path of contact D. arc of contact 36 / 41 36. If the link next to the shortest link is fixed, what type of mechanism is obtained? A. Double rocker mechanism B. Linkage is not planar C. Crank rocker mechanism D. Double crank mechanism 37 / 41 37. In a multi plate clutch, number of discs on the driving shaft is given by n1. True or false? A. True B. All the options C. None of the options D. False 38 / 41 38. . The angle turned by the gear from the beginning to the end of engagement of a pair of teeth is called _____________ A. angle of contact B. angle of approach C. angle of action D. angle of recess 39 / 41 39. What type of mechanism is shown in the diagram below? A. Double crank mechanism B. Crank rocker mechanism C. Linkage is not planar D. Double rocker mechanism 40 / 41 40. If the shortest link is fixed, what type of mechanism is obtained? A. Linkage is not planar B. Double rocker mechanism C. Double crank mechanism D. Crank rocker mechanism 41 / 41 41. __________ mechanism is a crossed four bar chain mechanism in early steam engines to guide the piston rod in a cylinder to have an approximate straight line motion. A. Peaucellier’s B. Chebychev’s C. Grasshopper D. Watt’s Your score isThe average score is 31% 0% Restart quiz Related posts: MTH 101 CBT TEST EXAM MODE AEE 201 CBT PRACTICE FIN 104 CBT PRACTICE CSS 105 CBT PRACTICE