THEORY OF MACHINES VIVA QUESTIONS

THEORY OF MACHINES VIVA QUESTIONS

  • What is the difference between a machine and a mechanism?
  • What is the difference between a kinematic chain and a kinematic pair?
  • Explain the different types of pairs in a kinematic chain.
  • What is a degree of freedom in a mechanism?
  • What is the difference between a lower pair and a higher pair?
  • Explain the different types of lower pairs.
  • What is the difference between a cam and a follower?
  • Explain the different types of cams.
  • What is a gear train? Explain the different types of gear trains.
  • What is the difference between a spur gear and a helical gear?
  • Explain the different types of bearings used in machines.
  • What is the difference between a belt drive and a chain drive?
  • What is a flywheel? Explain its function.
  • What is a governor? Explain its function.
  • What is a linkage mechanism?
  • Explain the different types of linkage mechanisms.
  • What is a four-bar linkage? Explain its applications.
  • What is a slider-crank mechanism? Explain its applications.
  • What is a cam-follower mechanism? Explain its applications.
  • What is a geneva mechanism? Explain its applications.
  • What is a mechanism? Explain its importance in engineering design.
  • What is meant by mechanism synthesis?
  • What is meant by kinematic inversion of a mechanism?
  • What is the difference between forward and inverse kinematics?
  • What is meant by the term “dead center” in a mechanism?
  • Explain the difference between a single degree of freedom and multiple degrees of freedom mechanism.
  • What is meant by the term “mobility” in a mechanism?
  • Explain the different types of mobility in a mechanism.
  • What is a kinematic diagram? Explain its importance in mechanism analysis.
  • What is a displacement diagram? Explain its importance in mechanism analysis.
  • What is a velocity diagram? Explain its importance in mechanism analysis.
  • What is an acceleration diagram? Explain its importance in mechanism analysis.
  • What is meant by the term “instant center” in a mechanism?
  • Explain the concept of “virtual work” in a mechanism.
  • What is meant by the term “coupler curve” in a mechanism?
  • What is meant by the term “order of a mechanism”?
  • What is meant by the term “type of a mechanism”?
  • What is meant by the term “configuration space” in a mechanism?
  • What is meant by the term “screw theory” in a mechanism?
  • Explain the concept of “inertia forces” in a mechanism.
  • What is meant by the term “kinematic singularity” in a mechanism?
  • What is meant by the term “kinematic redundancy” in a mechanism?
  • Explain the concept of “degree of static indeterminacy” in a mechanism.
  • What is meant by the term “force transmission ratio” in a mechanism?
  • What is meant by the term “gear ratio” in a mechanism?
  • What is meant by the term “efficiency” in a mechanism?
  • What is meant by the term “mechanical advantage” in a mechanism?
  • What is meant by the term “center distance” in a gear train?
  • What is meant by the term “backlash” in a gear train?
  • Explain the concept of “pitch point” in a gear train.
  • What is meant by the term “contact ratio” in a gear train?
  • What is meant by the term “module” in a gear train?
  • What is meant by the term “addendum” in a gear train?
  • What is meant by the term “dedendum” in a gear train?
  • What is a gyroscope? Explain its applications.
  • What is a flywheel? Explain its applications.
  • What is a damper? Explain its applications.
  • What is a governor? Explain its applications.
  • What is a clutch? Explain its applications.
  • What is a brake? Explain its applications.
  • What is a cam? Explain its applications.
  • What is a follower? Explain its applications.
  • What is a slider-crank mechanism? Explain its applications.
  • What is a Scotch yoke mechanism? Explain its applications.
  • What is a Geneva mechanism? Explain its applications.
  • What is a rack and pinion mechanism? Explain its applications.
  • What is a bevel gear mechanism? Explain its applications.
  • What is a worm gear mechanism? Explain its applications.
  • What is a spur gear mechanism? Explain its applications.
  • What is a helical gear mechanism? Explain its applications.
  • What is a planetary gear mechanism? Explain its applications.
  • What is a differential gear mechanism? Explain its applications.
  • What is a crankshaft? Explain its applications.
  • What is a connecting rod? Explain its applications.
  • What is a piston? Explain its applications.
  • What is a piston ring? Explain its applications.
  • What is a cylinder liner? Explain its applications.
  • What is a fuel injector? Explain its applications.
  • What is a carburetor? Explain its applications.
  • What is a supercharger? Explain its applications.
  • What is a turbocharger? Explain its applications.
  • What is a radiator? Explain its applications.
  • What is a condenser? Explain its applications.
  • What is a compressor? Explain its applications.
  • What is a fan? Explain its applications.
  • What is a bearing? Explain its applications.
  • What is a linear bearing? Explain its applications.
  • What is a ball bearing? Explain its applications.
  • What is a roller bearing? Explain its applications.
  • What is a sleeve bearing? Explain its applications.
  • What is the difference between a synchronous and an asynchronous motor?
  • Explain the different types of mechanisms used for converting rotary motion into linear motion.
  • What is a rack and pinion mechanism? Explain its applications.
  • What is a worm gear mechanism? Explain its applications.
  • What is a planetary gear mechanism? Explain its applications.
  • What is a bevel gear mechanism? Explain its applications.
  • What is a differential mechanism? Explain its applications.
  • What is a clutch mechanism? Explain its applications.
  • What is a brake mechanism? Explain its applications.
  • What is a camshaft mechanism? Explain its applications.
  • What is a crankshaft mechanism? Explain its applications.
  • What is a reciprocating engine? Explain its working principle.
  • What is a steam engine? Explain its working principle.
  • What is a gas turbine engine? Explain its working principle.
  • What is a jet engine? Explain its working principle.
  • What is a hydraulic system? Explain its working principle.
  • What is a pneumatic system? Explain its working principle.
  • What is a servo mechanism? Explain its applications.
  • What is a robotic arm? Explain its applications.
  • What is a CNC machine? Explain its applications.
  • What is a lathe machine? Explain its applications.
  • What is a milling machine? Explain its applications.
  • What is a drilling machine? Explain its applications.
  • What is a shaping machine? Explain its applications.
  • What is a grinding machine? Explain its applications.
  • What is a power press machine? Explain its applications.
  • What is a forging machine? Explain its applications.
  • What is a rolling machine? Explain its applications.
  • What is a bending machine? Explain its applications.
  • What is a shearing machine? Explain its applications.
  • What is a punching machine? Explain its applications.
  • What is a broaching machine? Explain its applications.
  • What is a honing machine? Explain its applications.
  • What is a boring machine? Explain its applications.
  • What is a planer machine? Explain its applications.
  • What is a slotting machine? Explain its applications.
  • What is a gear hobbing machine? Explain its applications.
  • What is a gear shaping machine? Explain its applications.
  • What is a gear grinding machine? Explain its applications.
  • What is a gear honing machine? Explain its applications.
  • What is a gear lapping machine? Explain its applications.
  • What is a gear testing machine? Explain its applications.
  • What is a dynamometer? Explain its applications.
  • What is a torque sensor? Explain its applications.
  • What is a strain gauge? Explain its applications.
  • What is a displacement sensor? Explain its applications.
  • What is a velocity sensor? Explain its applications.
  • What is a temperature sensor? Explain its applications.
  • What is a pressure sensor? Explain its applications.
  • What is a flow meter? Explain its applications.
  • What is a level sensor? Explain its applications.
  • What is a proximity sensor? Explain its applications.
  • What is a photoelectric sensor? Explain its applications.
  • What is a position sensor? Explain its applications.
  • What is a force sensor? Explain its applications.
  • What is a vision system? Explain its applications.
  • What is a motion control system? Explain its applications.
  • What is a programmable logic controller? Explain its applications.
  • What is a human-machine interface? Explain its applications.
  • What is a motor controller? Explain its applications.
  • What is a stepper motor? Explain its applications.
  • What is a servo motor? Explain its applications.
  • What is a linear motor? Explain its applications.
  • What is a solenoid valve? Explain its applications.
  • What is a proportional valve? Explain its applications.
  • What is a pressure relief valve? Explain its applications.
  • What is a check valve? Explain its applications.
  • What is a control valve? Explain its applications.
  • What is a throttle valve? Explain its applications.
  • What is a flow control valve? Explain its applications.
  • What is a directional control valve? Explain its applications.
  • What is a safety valve? Explain its applications.
  • What is a proportional-integral-derivative controller? Explain its applications.
  • What is a fluid power system? Explain its applications.
  • What is a mechanical power transmission system? Explain its applications.
  • What is a hydraulic power transmission system? Explain its applications.
  • What is a pneumatic power transmission system? Explain its applications.
  • What is a belt conveyor system? Explain its applications.
  • What is a screw conveyor system? Explain its applications.
  • What is a chain conveyor system? Explain its applications.
  • What is a roller conveyor system? Explain its applications.
  • What is a pneumatic conveyor system? Explain its applications.
  • What is a hydraulic conveyor system? Explain its applications.
  • What is a vibrating conveyor system? Explain its applications.
  • What is a bucket conveyor system? Explain its applications.
  • What is a flexible conveyor system? Explain its applications.
  • What is a rigid conveyor system? Explain its applications.
  • What is a vibratory feeder system? Explain its applications.
  • What is a pick-and-place robot? Explain its applications.
  • What is a welding robot? Explain its applications.
  • What is a painting robot? Explain its applications.
  • What is a packaging robot? Explain its applications.
  • What is a material handling robot? Explain its applications.
  • What is a cleaning robot? Explain its applications.
  • What is a medical robot? Explain its applications.
  • What is a surgical robot? Explain its applications.
  • What is a rehabilitation robot? Explain its applications.
  • What is a telepresence robot? Explain its applications.
  • What is a space exploration robot? Explain its applications.
  • What is a military robot? Explain its applications.
  • What is a rescue robot? Explain its applications.
  • What is a fire-fighting robot? Explain its applications.
  • What is a bomb disposal robot? Explain its applications.
  • What is a landmine detection robot? Explain its applications.
  • What is a construction robot? Explain its applications.
  • What is a demolition robot? Explain its applications.
  • What is a farming robot? Explain its applications.
  • What is a mining robot? Explain its applications.
  • What is a marine robot? Explain its applications.
  • What is a subsea robot? Explain its applications.
  • What is a pipeline inspection robot? Explain its applications.
  • What is a cleaning robot for water tanks? Explain its applications.
  • What is a security robot? Explain its applications.
  • What is a surveillance robot? Explain its applications.
  • What is a patrol robot? Explain its applications.
  • What is a drone? Explain its applications.
  • What is a quadcopter? Explain its applications.
  • What is a fixed-wing drone? Explain its applications.
  • What is a hybrid drone? Explain its applications.

What is a ground station? Explain its applications.

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