# The area moment of inertia of inertia about the neutral axis of a cross-section at a distance x measured from the free end is

1.  bxt3/61

2.  bxt3/121

3.   bxt3/241

4.  xt3 /12

4

bxt3/121

Explanation :
No Explanation available for this question

# The maximum deflection of the beam is

1.  24P13/Ebt3

2.  12P13/Ebt3

3.  8P13/Ebt3

4.  6P13/Ebt3

4

6P13/Ebt3

Explanation :
No Explanation available for this question

# A thin walled spherical shell is subjected to an internal pressure. If the radius of the shell is increased by 1% and the thickness is reduced by 1% with the internal pressure remaining the same, the percentage change in the circumferential (hoop) stress is

1.   0

2.   1

3.  1.08

4.  2.02

4

2.02

Explanation :
No Explanation available for this question

# A long thin walled cylindrical shell-closed at both the ends, is subjected to an internal pressure. The ratio of the hoop stress (circumferential stress) to longitudinal stress developed in the shell is

1.  0.5

2.  1.0

3.  2.0

4.  4.0

4

2.0

Explanation :
No Explanation available for this question

# If the length of a column is doubled, the critical load becomes:

1.  1/2 of the original value

2.  1/4 of the original value

3.  1/8 of the original value

4.  1/16 of the original value

4

1/4 of the original value

Explanation :
No Explanation available for this question

# For a long slender column of uniform cross section, the ratio of critical buckling load for the case with both ends clamped to the case with both ends hinged is

1.  1

2.   2

3.  4

4.  8

4

4

Explanation :
No Explanation available for this question

# A column has a rectangular cross-section of 10 mm x 20 mm and a length of 1m. The slenderness r ratio of the column is close to

1.  200

2.  346

3.  477

4.  1000

4

346

Explanation :
No Explanation available for this question

# For a long slender column of uniform cross section, the ratio of critical buckling load for the case with both ends clamped to the case with both ends hinged is

1.  1

2.   2

3.  4

4.  8

4

4

Explanation :
No Explanation available for this question

# Two threaded bolts A and B of same material and length are subjected to identical tensile load. If the elastic strain energy stored in bolt A is 4 times that of  bolt B and the mean diameter of bolt a is 12 mm, the mean diameter of bolt B in mm is

1.  16

2.  24

3.  36

4.  48

4

24

Explanation :
No Explanation available for this question

# For a ductile material, toughness is a measure of

1.  Resistance to scratching

2.  Ability to absorb energy up to fracture

3.  Ability to absorb energy till elastic limit

4.   Resistance to indentation

4