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# BARC 2021 ME: Full Syllabus Test 19

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Question 1

The function,
has a local maximum value at ‘x’ equals to

Question 2

Resilience of a material becomes important when it is subjected to

Question 3

If the fluid velocity for a potential flow is given by V(x,y) = u(x,y)i+ v(x,y)j with usual notations, then the slope of the potential line at (x. y) as

Question 4

Which one of the following is not a necessary information input to Material Requirements Planning?

Question 5

Find the differential equation whose solution represents the family .

Question 6

A shell of 100 mm diameter and 100 mm height with the corner radius of 0.4 mm is to be produced by cup drawing. The required blank diameter is

Question 7

A double-pipe counter-flow heat exchanger transfers heat between two water streams. Tube side water at 19 liter/s is heated from 10 °C to 38 °C. Shell side water at 25 liter/s is entering at 46 °C. Assume constant properties of water; density is 1000 kg/m3 and specific heat is 4186 J/kg.K. The LMTD (in °C) is __________

Question 8

Speed of particle executing simple harmonic motion with amplitude 'A' is half of the maximum speed. At that instant, displacement of the particle is

Question 9

The surface of gear tooth below pitch surface is called:

Question 10

Corosion resistance of steel increases by addition of

Question 11

Match the items in columns I and II

Question 12

The amount of energy absorbed by a fly wheel is determined from the

Question 13

The lead time in material requirements planning is the time between

Question 14

A carbide tool (having n = 0.25) with a mild steel workpiece was found to give life of 1 hour 21 minutes while cutting at 60 m/min. The value of C in Taylor’s tool life equation VTn = C would be equal to :

Question 15

A truss is said to be perfect when it satisfies the following conditions (m is the total number of members and j is the total number of joint)
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