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Free ME Online Quiz

1. A train of mass 20000 kg is moving at 10 km/h and after 20 seconds it is moving at 50 km/h. What is the average force acting upon it during this time, in the direction of motion?





2. For perfectly elastic bodies, the value of coefficient of restitution is





3. For a particle in plane to be in equilibrium
  1. Sum of the forces along X-direction is zero.
  2. Sum of the forces along Y-direction is zero.
  3. Sum of the moments of all the forces about any point is zero
Which of the following statements are always correct?





4. If the maximum and minimum resultant forces of two forces acting on a particle are 40 N and 10 N respectively, then two forces are





5. At the point of boundary layer separation





6. The Pitot tube is used to measure





7. A floating body will remain in stable equilibrium, if





8. Cavitations in fluid flow occurs when





9. The concept of log mean area is normally used in the analysis of





10. Which of the following cost elements are considered while determining the Economic Lot Size for purchase?
    1. Inventory carrying cost
    2. Procurement cost
    3. Set up cost
Select the correct answer using the codes given below:








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