1.  determining change in a dependent variable per unit change in a n independent variable

2.  determining whether a qualitative factor affects the mea n of a n output variable

3.  determining whether significant correlation exists between a n output variable and a n input variable

4.  determining whether variances in two or more populations are significantly different

4
Correct Answer :

determining whether variances in two or more populations are significantly different


Explanation :
No Explanation available for this question

1.  

2.  

3.  zero

4.  

4
Correct Answer :


Explanation :
No Explanation available for this question

1.  Force F

2.  Force F and bending moment FL

3.  Force F and twisting moment FL

4.  Force F, bending moment F L, and twisting moment FL

4
Correct Answer :

Force F and twisting moment FL


Explanation :
No Explanation available for this question

1.  Principal stress theory

2.  Principal strain theory

3.  Strain energy theory

4.  Maximum shear stress theory

4
Correct Answer :

Maximum shear stress theory


Explanation :
No Explanation available for this question

1.  Link 2 rotates clockwise

2.  Link 2 rotates counter - clockwise

3.  Link 2 does not move

4.  Link 2 motion cannot be determined

4
Correct Answer :

Link 2 rotates counter - clockwise


Explanation :
No Explanation available for this question

1.  Vibration of a stretched string

2.  Motion of a projective in a gravitational field

3.  He at flow in thin rod

4.   Oscillation of a simple pendulum

4
Correct Answer :

Vibration of a stretched string


Explanation :
No Explanation available for this question

1.  Pre-tensioning helps to sea l the pressure vessel

2.   Pre-tensioning reduces the maximum tensile stress in the bolts

3.  Pre-tensioning increases the fatigue life of the bolts

4.  Pre-tensioning helps to reduce the effect of pressure pulsations in the pressure vessel

4
Correct Answer :

Pre-tensioning reduces the maximum tensile stress in the bolts


Explanation :
No Explanation available for this question

1.  P/4

2.  P/2

3.  P

4.  2P

4
Correct Answer :

2P


Explanation :
No Explanation available for this question

1.  remain unchanged

2.  increase to double its value

3.  increase but will not reach double its value

4.  increase to more than double its value

4
Correct Answer :

increase but will not reach double its value


Explanation :
No Explanation available for this question

1.  ηs > ηc

2.  ηs = ηc

3.  ηs < ηc

4.  The sign of (ηs - ηc) depends on the working fluids used

4
Correct Answer :

ηs < ηc


Explanation :
No Explanation available for this question

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