Multiple Choice Questions for Unit 1 by Prof. R.S. Chaudhari
This set of multiple choice questions for Unit 1, prepared by Prof. R.S. Chaudhari from the Mechanical Engineering Department, covers topics related to mechanisms, machines, energy utilization, analysis, synthesis, kinematics, and kinetics in a concise format. Test your knowledge and understanding of mechanical engineering concepts with these questions and check your grasp of fundamental principles.
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MCQ for Unit 1 BY, PROF. R.S. CHAUDHARI. ASST. PROFESSOR MECHANICAL ENGINEERING DEPARTMENT
1. ____ is energy in some available form and utilizes it to do some particular type of work. a. Mechanism Machine Both (a) and (b) d. None of the above a device which receives b. c.
2. fixed and moving parts that modifies energy and transmits it in a useful form. a. Mechanism b. Machine c. Both (a) and (b) d. None of the above ____ is a device which consists of
3. ____ includes the study of motions and forces concerning different parts of an existing mechanism. a. Analysis b. Synthesis c. Both (a) and (b) d. None of them
4. different parts of mechanism. a. Analysis b. Synthesis c. Both (a) and (b) d. None of the above _____ includes the design of
5. Which of the following statement is correct? a. Machine and mechanism are same b. Machine is a part of mechanism c. Mechanism is a part of machine d. None of the above
6. _____ is the branch of mechanism concerned with physical system that are in static equilibrium. a. Kinetics b. Kinematics c. Statics d. All of the above
7. concerned considering the effect of force or mass. a. Kinetics b. Kinematics c. Statics d. All of the above _____ is the branch of mechanics with motion, without
8. _____ concerned with forces (including mass effect) that causes motion of a body. a. Kinetics b. Kinematics c. Statics d. All of the above is the branch of mechanics
10.The body which do not suffer appreciable distortion or change in physical form by the forces acting on them is called as ______. a. Rigid box b. Resistant body c. Both (a) and (b) d. None of the above
9. Kinematics link is also called as _____. a. Kinematics pair b. Structure c. Element d. Kinematics chain
11._____is the resistant body. a. Spring b. Belt c. Fluid used in hydraulic press d. All of the above
12._____is a resistant body which become a part of a machine connecting other parts which have motion relative to it. a. Joint b. Kinematic pair c. Link d. All of the above
13._____ is the type of kinematic link. a. Rigid link b. Flexible link c. Fluid link d. All of the above
14. appreciable transmitting motion and forces. a. Rigid link b. Flexible link c. Fluid link d. All of the above _____ does deformation not undergo an while
15._____ partly deforms in such a way that they do not affect the required transmission of motion. a. Rigid link b. Flexible link c. Fluid link d. All of the above
16._____ transmits the motion by fluid pressure or compression. a. Rigid link b. Flexible link c. Fluid link d. All of the above
17. Belt, rope and chain are examples of _____. a. Rigid link b. Flexible link c. Fluid link d. All of the above
18.Fluid used in hydraulic jacks, hydraulic press and brakes is _____. a. Rigid link b. Flexible link c. Fluid link d. All of the above
19. Crank and connecting rod of IC engine are _____. a. Rigid link b. Flexible link c. Fluid link d. All of the above
20. _____ is an assemblage of resistant bodies which have no relative motion between them a. Machine b. Structure c. Joint d. Pair
21 The purpose of link is to................... a) transmit motion b) guide other link c) act as a support d)all of these
Q.22 Piston from a single slider crank kinematic chain is a..................link a) binary b) ternary c) quaternary d) fluid
Q.23 ..............link can transmit only compressive force. a) Rigid b) Flexible c) Fluid d) Both a and b
Q.24 Slotted disk from double slider kinematic chain is a ........... link a) Binary b) ternary c) Quaternary d) Flexible
Q.25 Track rod of David steering gear mechanism is a ...............link. a) Binary b) Ternary c) Quaternary d) Fluid
26 Link of a mechanism should be............... a)Rigid b)Resistance c) Separate part d) all of these
Q.27 The link of a structure transmit ............... a) Forces only b) Motion only c) Forces and Motion d) None of above
Q.28 The link of machine may transmit ................ a) force only b) Motion only c)Forces and Motion d) None of above
Q.29 Hydraulic press is ........ a) Rigid link b) Flexible link c) Fluid link d) None of above
Q.30 The motion of a bar with rectangular cross section, sliding rectangular slot of.......................... a)Successfully constrained motion b) un-constrained motion c) incompletely constrained motion d) completely constrained motion in corresponding a example is
Q.31 Piston and cylinder pair from an IC engine is an example of....................... a) completely constrained motion b) un-constrained motion c) Normally constrained motion d) Successfully constrained motion
Q.32 piston by........... a) Crank b) Piston rod c) Connecting rod d) Cross head The rectilinear converted motion into of a is rotary
Q.33 The motion of a piston in the cylinder is an example of................... a) completely constrained motion b) incompletely constrained motion c) Successfully constrained motion d)None of these
Q.34 The motion of shaft in a circular hole is an example of ................... a) incompletely constrained motion b) completely constrained motion c) Successfully constrained motion d) None of above
Q.35 A round bar passes through the cylindrical hole. Which one of the following statement is correct in this regard. a) The two links shown from a kinematic pair b) The pair is completely constrained c) The pair has in completely constraint d) The pair is successfully constrained
Q.36 Consider the following statements out of these statements which is correct. 1) A round bar in a round hole form a turning pair. 2) A square bar in a square hole form a sliding pair. 3) a vertical shaft in a foot step bearing forms a successful constraint. a)1 and 2 correct b)2 and 3 correct c)1 and 3 correct d)1,2 and 3 correct
Q.37 A circular bar in a round hole is an example of.................. a) incompletely constrained motion b) completely constrained motion c) Successfully constrained motion d) None of above
Q.38 If some links are connected such that motion between them can take place in more than one direction, it is called........................... a) incompletely constrained motion b) completely constrained motion c) Successfully constrained motion d) None of above
Q.39 A completely constrained motion can be transmitted with .................... a) 1 link with pin joints b ) 2 link with pin joints c) 3 link with pin joints d) 4 link with pin joints
Q.40 Rectangular bar in a rectangular hole is the following type of motion. a) incompletely constrained motion b) completely constrained motion c) Successfully constrained motion d) frrely
41)A foot step bearing and rotor of vertical turbine form examples of a)incompletely constrained motion b)partially constrained motion c)completely constrained motion d)successfully constrained motion
42)Which of the following is an example of completely constrained motion? a)Rotor and vertical turbine b)A foot step bearing c)A shaft with collars at each end rotating in a round hole d)A circular bar moving in a round hole
43)The motion of a rotating shaft in a foot step bearing constitutes between the elements of kinematic pair a)successfully constrained motion b)completely constrained motion c)incompletely constrained d)None of the above motion
44)The motion of circular shaft with collars at each end rotating in a round hole constitutes between the elements of kinematic pair a)successfully constrained motion b)completely constrained motion c)incompletely constrained motion d)None of the above
45)The motion of a piston in cylinder of a steam engine is an example of a)successfully constrained b)completely constrained motion c)incompletely constrained motion d)None of the above motion
46)The motion of circular shaft in a circular hole constitutes between the elements of kinematic pair a)successfully constrained motion b)completely constrained motion c)incompletely constrained motion d)None of the above
47)Kinematic pairs are those which have a)point or line contact between the two elements when in motion b)surface contact elements when in motion c)elements of pairs not held together mechanically d)two elements motion between the two that permit relative
48)Kinematic pair is formed by a)connecting rigidly two elements b)connecting not more than two elements permitting relative motion c) connecting two or more elements permitting relative motion d) two or more elements without relative motion
49)The elements or links which are connected together in such way that their relative motion is the completely constrained , form a a)Kinematic pair b)machine c)mechanism d)kinematic chain