# Cutting power consumption in turning can be significantly reduced by

1.  increasing rake angle of the tool

2.   increasing the cutting angles of the tool

3.  widening the nose radius of the tool

4.  increasing the clearance angle

4

increasing rake angle of the tool

Explanation :
No Explanation available for this question

# In the Gauss elimination method for solving a system of linear algebraic equations, triangularization leads to The one dimensional heat condiction partial differential equation, is a) Parabolic     b) Hyperbolic c) Elliptic     d) Mixed

1.  diagonal matrix

2.  lower triangular matrix

3.  upper triangular matrix

4.    singular matrix

4

upper triangular matrix

Explanation :
No Explanation available for this question

# Plain milling of mild steel plate produces

1.  Irregular shaped discontinuous chips

2.  Regular shaped discontinuous chips

3.   Continuous chips without built up edge

4.  Jointed chips

4

Continuous chips without built up edge

Explanation :
No Explanation available for this question

# if  is a differentiable vector function and f is a sufficient differentiable scalar function, then  is equal to

1.

2.

3.

4.

4 Explanation :
No Explanation available for this question

# A fluid is said to be Newtonian when the shear stress is

1.  Directly proportional to the velocity gradient

2.  Inversely proportional to the velocity gradient

3.  Independent of the velocity gradient

4.  None of the above

4

Directly proportional to the velocity gradient

Explanation :
No Explanation available for this question

# If the ratio of the diameter of rivet hole to the pitch of rivets is 0.25, then the tearing efficiency of the joint is If the two principal strains at a point are 1000 x 10-6 and -600 x 10-6, then the maximum Shear strain is: a) 800x10-6     b) 500x10-6     c) 1600x10-6     d) 200x10-6

1.  0.50

2.  0.75

3.  0.25

4.  0.87

4

0.75

Explanation :
No Explanation available for this question

# Consider a refrigerator and a heat pump working on the reversed Carnot cycle between the same temperature limits. Which of the following is correct.

1.  COP of refrigerator = COP of heat pump

2.  COP of refrigerator = COP of heat pump + 1

3.  COP of refrigerator = COP of heat pump -1

4.  COP of refrigerator = inverse COP of heat pump

4

COP of refrigerator = COP of heat pump -1

Explanation :
No Explanation available for this question

# Constant pressure lines in the superheated region of the Mollier diagram will have

1.  A positive slope

2.  A negative slope

3.  Zero slope

4.  Both positive and negative slope

4

A positive slope

Explanation :
No Explanation available for this question

# In thick film hydrodynamic journal bearings, the coefficient of friction

1.  increases with increases in load

3.  decreases with increase in load

4.    may increase or decrease with increase in load

4

Explanation :
No Explanation available for this question

1.  ∞

2.  0

3.  2

4.  does not exist

4