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MCQ

MCQ. 1. An element is an. Rigid body Resistance body Free body Strong body. 2. Rsisrance body is. Ca pable of transmitting force with no deformation Capable of transmitting force with uniform velocity Capable of transmitting force with negligible deformation

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MCQ

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  1. MCQ

  2. 1. An element is an • Rigid body • Resistance body • Free body • Strong body

  3. 2. Rsisrance body is • Capable of transmitting force with no deformation • Capable of transmitting force with uniform velocity • Capable of transmitting force with negligible deformation • Capable of transmitting only motion & force

  4. 3. kinematic pair has two links • Fixed together • Connected together with constrained relative motion • Connected together without relative motion • Connected together with free relative motion

  5. 4. Following is not example of kinematic pair • Piston & cylinder • Bush & pin • Crank & connecting rod • gear pair

  6. 5. Piston & cylinder form a • Mechanism • Machine • Kinematic pair • structure

  7. 6. If two links are welded to each other they form • Kinematic pair • Kinematic chain • Machine • None of above

  8. 7. A nut & screw • Can form a kinematic pair • Can form non-kinematic pair • Can form a structure • Can form a chain

  9. 8. Any kinematic chain requires at least • Three links • Four links • Five links • Two links

  10. 9. In a four link closed arrangement, if two links are fixed then it forms_____________ • Two links mechanism • Machine • Kinematic pair • None of above

  11. 10. If one of the links of a kinematic chain is fixed , the arrangement is called as ______ • Structure • Mechanism • Fixed chain • Machine

  12. 11. Every mechanism is a ___________ • Kinematic chain • Machine • Structure • all

  13. 12. Mechanism is a _______ • Machine • Kinematic chain used for power transmission • Kinematic chain with one link is fixed • Kinematic chain used for doing work

  14. 13. Every kinematic chain is • Not a mechanism • A mechanism • A machine • A structure

  15. 14. The primary function mechanism is to ____________ • Transmit the power • Absorb the energy • Transmit the force • Transmit or transform the motion

  16. 15. The mechanism used to converting rotary motion in to reciprocating motion is known as ___ • Four bar chain mechanism • Slider crank mechanism • Rotary- reciprocatory mechanisms • Double slider crank mechanism

  17. Slider Crank mechanism

  18. 16. Slider chain mechanism is used in ______________ • Reciprocating air compressor • I.C. Engine • Gas turbine • Both (a) & (b)

  19. Slider Crank mechanism

  20. 17. Four bar chain consist of • Four turning pair • Two sliding & two turning pair • Two turning pair • One sliding & three turning pair

  21. Four bar chain

  22. 18. Slider crank chain consist of • Four sliding pair • Three sliding pairs • One sliding pair & three turning pairs • Two sliding pairs & two turning pairs

  23. Slider Crank mechanism

  24. 19. Slider crank mechanism consist of ______________ • Three links • Two links • Four links • Five links

  25. Slider crank mechanism

  26. 20. Mouse & mouse pad forms _____ • Kinematic pair • Mechanism • Machine • None of above

  27. 21. Door hinges are example of • Kinematic pair • Structure • Mechanism • None of above

  28. 22. Door hinges are example of • Sliding pair • Rotating pair • Turning pair • Screw pair

  29. 23. Door latch are example of • Sliding pair • Rotating pair • Turning pair • Screw pair

  30. MCQ On design process & engineering materials

  31. 1. Machine design does not include ________ • Selection of materials • Selection of arrangements of mechanical elements • Selection of shapes & sizes • Selection of machine

  32. 2. Design of car is example of n ex • Element design • System design • Empirical design • None of above

  33. 3. Design of key is an example of • Element design • System design • Computer aided design • Both (a) & (c)

  34. 4. In design procedure, the synthesis is always followed by __________ • Analysis • Optimization • Ergonomics • Aesthetics

  35. 5. Ability of machine element to avoid the failure due to yielding or fracture under load is known as ____ • Rigidity • Strength • Toughness • Safety

  36. 6. Stiffness is an important consideration in design of ________ • Spring • Electric switches • Tv. • Music system

  37. 7. Brittle material does not show____________ • Fracture • Yielding • Breaking • Fatigue failure

  38. 8. Which of the is a brittle material ? • Plain carbon steel • Stainless steel • Cast iron • Brass

  39. 8. Which of the is a ductile material ? • Cast iron • Ceramic • Stainless steel • all

  40. 9. The fluctuating load varies in _____ • Magnitude only • Direction only • Magnitude & Direction both • Magnitude or / & Direction both

  41. 10. The property of a material which enables it to regain its original shape after the external load is removed is called as _______ • Ductility • Elasticity • Malleability • Resilience

  42. 11. The property which is important in forging & press working process is • Elasticity • Plasticity • Stiffness • Brittleness

  43. 12. The material property essential for spring is • Plasticity • Stiffness • Hardness • Toughness

  44. 13. The percentage elongation is more than 5%, it is rated as ________ • Ductile • Elastic material • Brittle material • Rigid material

  45. 14. The property which is important in wire drawing is _________ • Malleability • Plasticity • Ductility • Resilience

  46. 15. The capacity of material to absorb elastic strain energy is called as ________ • Toughness • Resilience • Ductility • Malleability

  47. 16. The total capacity of a material to absorb energy without fracture is called as ------------------- • Resilience • Malleability • Ductility • Toughness

  48. 17. The property of a material which enables it to resist penetration or abrasion is called as _______ • Toughness • Hardness • Corrosion resistance • Stiffness

  49. 18. The Following is not a ferrous material • Stainless steel • Alloy steel • Brass • Cast iron

  50. 19. Cast iron is an alloy of ________ • Iron, calcium, silicon & manganese • Iron, carbon, silicon & manganese • Iron, steel, silicon & manganese • Iron, carbon & manganese

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