Question Bank for Diploma (Mechanics, IQC & Energy Management)

Mr.SkyEarth सितंबर 14, 2019

Applied Mechanics

Question Bank (DEC 2015-2016)

Q1. Very Short Answer type questions.
  1. Define Mechanics.
  2. What are scalar quantities?
  3. What is free body diagram?
  4. What is triangle law of forces?
  5. What is resolution of a force?
  6. What is moment of a force?
  7. Define couple.
  8. What is turning moment?
  9. What is dynamic friction?
  10. What is angle of repose?
  11. What is coefficient of friction
  12. What is centroidal axes?
  13. What is center of gravity?
  14. What is position of centeroid for a square lamina?
  15.  Define compound machine.
  16.  What is mechanical advantage of a machine?
  17. Define angle of twist.
  18.  What is modulus of rigidity?
  19. Define Kinematics.                                                                     DEC2016
  20. Define Vector quantity.                                                               DEC2016
  21. 1 HP =…………Watts.                                                               DEC 2016
  22. What is the meant of force in S.I. system?                                  DEC 2016                                          
  23. Define arm of a couple.                                                                DEC2016                             
  24. Define an equilibrium force.                                                          DEC 2016
  25. State the relation between angle of friction and angle of repose. DEC 2016

Q2. Short answer type questions. Attempt any ten parts.

  1. Distinguish between statics and dynamics.
  2. What are the main applications of applied mechanics?
  3. What is law of super-position?
  4. State and prove parallelogram law of forces.
  5. What are the conditions of equilibrium for bodies under coplanar forces?
  6. What is principle of lever?
  7. What are the main methods of reducing friction?
  8. Explain cone of friction. State and explain the laws of limiting friction?
  9. Explain the concept of centroid and centre of gravity.
  10. Obtain the centre of gravity of a lamina in the from of a parallelogram.
  11. Derive the expression to find M.A,V.R and efficiency of a simple screw jack.
  12. A load of 1000 N is lifted by an effort of 125 N by second system of pulleys having 5 pulleys in each block. Calculate the amount of effort wasted in friction and the frictional load
  13. What is difference between torque and torsion?
  14. A solid shaft is to transmit 4000 N-m.If the shear stress is not to exceed 45 N/mm2. Find the minimum diameter of the shaft.
  15. Define modulus of rigidity.                                         Dec 2016
  16. Differentiate between statistics and dynamics.           DEC 2016

#3 Long answer type questions. Attempt any three question

  1. Two forces ,one of which is double than other ,have a resultant of 260 N. If the direction of larger force is reversed, the resultant is reduced to 180 N. Determine the magnitude of forces and the angle between them.
  2. What is moment of a couple? Explain in detail the classification, effect and Characteristics of a couple.
  3.  Find the centre of gravity of a channel section 200 x100 x 10 mm
  4.  What are simple lifting machine? Name some simple lifting machine. Derive the expression for M.A,V.R and efficiency of wheel and axle.
  5.  What is torsion equation? Derive the expression for torsion equation for a shaft.


Question bank (Inspection and quality control)



  1. Define units of measurement.
  2. Explain quality of manufacture.
  3. What is inspection? Write down name of  instrument .
  4. What is standard and international standard?
  5. Explain Study of factors influencing the quality of manufacture
  6. Explain  mechanical optical instrument.
  7. Explain Study of various measuring instruments calipers, micrometers, dial
  8. indicators,
  9. What is  cooperators also explain  mechanical, electrical and pneumatic. Slip.
  10.  What is  control charts and explain  X, R, P and C charts and their applications. 
  11. What is  total quality management (TQM)? And also explain it.
  12.  Explain Types of QC tools.
  13. What is vibration, frequency?
  14. Explain Types of capacitance & inductance.
  15. Inspection plan format and test reports.
  16. What is ISO?

ENERGY MANAGEMENT (Question -Bank)


Q 1. Very short answer type questions. (Each question is of 2 marks)

  • What is Geothermal energy?

  • Bio-diesel is Green Eco friendly alternative(True/False)

  • Write two energy Efficiency Lighting Sources.

  • Name any two energy efficient lamps.

  • What do you mean by energy management?

  • Energy efficient motors have high reliability(True/False)

  • What is specific Energy Consumption.

  • Name core values of EIA.

  • What is the need of Energy Audit?

  • Name two losses is motor.

  • What is the object of BIS codes?

Q2. Short answer type questions.




  1. Explain Bio diesel generator set .


  2. How do you conserve energy in


  3. Domestic Sector.


  4.  What is the need of Energy Efficient devices.


  5.  What are the environmental aspects of energy conservation.


  6. Write measures for Energy Efficient lighting.


  7. How can we correct power factor.


  8.  What is the format of energy audit report.


  9. How can we save energy by fine tuning of equipment.


  10. What is the purpose and function of BIS.


  11. Write short note on energy security.


  12. List four objectives of energy management


  13. What is the scope of EIA.


  14. List the step of EIA process.


  15. State the advantages of CFI

Note:-Long answer type questions. Attempt any three questions.


  • Compare and contrast various forms of Impact Assessments.
  • What is specific energy consumption? How it is important for industry.
  • What are the different strategies of energy management. Explain .
  • What are Energy efficient motors. Explain in detail Salient design features of these motor.
  • Explain following in brief a) How energy is used from Tides of ocean b) Different factor determining selection of power cables.

Thanks Dear 
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