MEE 102 /30 15 votes, 4 avg 1152 Created on August 15, 2021 MEE 102 JUST FOR REVISION PURPOSE 1 / 30 1. Which of the following statement(s) is/are true about the property of a good refrigerant?i. Good refrigerants should have low latent heat of vaporizationii. Low C.O.P in the working temperature rangeiii. Very toxic and flammableiv. It should be able to easily deplete the ozone layer and contribute to globalwarmingv. It should have low specific heat and considerably high thermal conductivity a) All of the above b) i, ii, and iv c) iii and iv d) v only 2 / 30 2. ................. is the process by which engineers, technicians, craftsmen and every staff in the workshop carry out their duties without sustaining injuries or damaging any equipment a) Safety b) Rules and Regulations c) Industrial act d) Work act 3 / 30 3. All options given below indicate the symptom for a battery in a low state of charge except a) Low hydrometer reading b) lack of power when starting c) burnt out bulbs d) poor light from the lamps 4 / 30 4. The main process whereby a lower temperature than that of the immediate surrounding can be achieved is called: a) Dehumidification b) Adiabatic process c) Refrigeration d) Evaporation 5 / 30 5. All are cutting fluid except.......................................... a) Mineral oil b) Soluble oil c) Fixed oil d) Variable oil 6 / 30 6. The more speed of a vehicle the more the fuel consumption rate a) False b) True c) Not sure d) None of the above 7 / 30 7. What is the name of the component labeled I a) Piston b) Spark plug c) Cylinder d) Inlet valve 8 / 30 8. The part labelled D in the diagram below is called ............... a) Ground Electrode b) Centre Electrode c) Copper core d) Metal core 9 / 30 9. Identify the tools below (i) & (ii) a) Finishing/Roughing b) Facing/Roughing c) Facing/Finishing d) Roughing/Finishing 10 / 30 10. Which type of thread does the NUT has? a) Internal b) External c) Double thread d) Bi-external 11 / 30 11. The main two types of internal combustion engine are a) Spark ignition and compression ignition b) Press ignition and compression ignition c) Start ignition and compression ignition d) Spark ignition and power ignition 12 / 30 12. Calculate the no of holes to make 8 equal division slots on a 80mm diameter work piece on a milling machine using the Simple indexing method with the following index numbers;17,19,21,24,29,33,43,49 a) 5 b) 4 c) 3 d) 2 13 / 30 13. High carbon steel tool has .............................. % of carbon a) 0.83 b) 0.73 c) 0.63 d) 0.50 14 / 30 14. The assembly of components parts of an equipment or a machine is called........ a) Fitting b) Fixing c) Bench work d) Sheet Metal Work 15 / 30 15. Four stroke spark ignition engines require ----------------- piston strokes to complete one cycle a) One b) Two c) Three d) Four 16 / 30 16. ........................ is a hollow shaft that transmit power from the gear box to the rear axle a) Rear Axle b) Propeller Shaft c) Gear Box d) None of the above 17 / 30 17. On the lathe, the cross slide is used to take cut while the compound slide does the ........ feed by hand. a) Angular longitudinal cut b) Angular parallel cut c) Angular horizontal cut d) Angular transverse cut 18 / 30 18. The part labelled B in the diagram below is called ................. a) Insulator b) Corrugation c) Terminal d) Resistor 19 / 30 19. All are cutting tool materials except............ a) Tungsten carbide b) High speed steel c) Ceramics d) Mild steel 20 / 30 20. All the following tools are essential in the servicing of refrigeration and air- conditioning except--------------- a) Manifold gauge b) Vacuum pump c) Flaring tool d) Machine snips 21 / 30 21. Hacksaw blade is made of............ a) Carbon or High Speed Steel b) Hardened Steel c) Forged steel d) High carbon steel 22 / 30 22. Which of the following is an example of halogenated refrigerant? a) C3H8 b) NH3 c) CCl2F2 d) H2O 23 / 30 23. The removal of thick layer of metal is known as ............. a) Pinning b) Shaping c) Threading d) Chipping 24 / 30 24. The part labelled A in the diagram below is called ............. a) Terminal nut b) Terminal thread c) Corrugation d) Hexagon 25 / 30 25. What is the reading on the figure shown below: a) 6.93mm b) 6.39mm c) 6.39cm d) 6.93cm 26 / 30 26. The winter type of air-conditioning systems is not an application of refrigeration system because a) Air is cooled and dehumidified b) Air is heated and dehumidified c) Air is heated and humidified d) Air is both cooled and heated 27 / 30 27. To effectively carried out chiseling and chipping operation by a fitter you need chisel and ..... a) Snip b) Hammer c) Mallet d) Die stock 28 / 30 28. Fiber-glass is a good example of ............................ materials. a) Composites b) Ceramics c) Semi conductors d) Polymers 29 / 30 29. Sharpening of the edges of universal snip blade is done at angle............ a) 25° b) 15° c) 35° d) 5° 30 / 30 30. The amount of energy a material can absorb before fracture is ... a) Ductility b) True fracture strength c) Toughness d) Hardness Your score is LinkedIn Facebook Twitter VKontakte 0% Restart quiz Please rate this quiz See review Send feedback
