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Strength of Materials

Least force required to draw a body up the inclined plane is W sin (plane inclination + friction angle) applied in the direction__________________?

Strength of Materials /
Least force required to draw a body up the inclined plane is W sin (plane inclination + friction angle) applied in the direction__________________?

A. along the plane
B. horizontally
C. vertically
D. at an angle equal to the angle of friction to the inclined plane
E. unpredictable

Least force required to draw a body up the inclined plane is W sin (plane inclination + friction angle) applied in the direction__________________? Read More »

Strength of Materials

Angle oT friction is the___________________?

Strength of Materials /
Angle oT friction is the___________________?

A. angle between normal reaction and the resultant of normal reaction and the limiting friction
B. ratio of limiting friction and normal reaction
C. the ratio of minimum friction force to the friction force acting when the body is just about to move
D. the ratio of minimum friction force to friction force acting when the body is in motion
E. ratio of static and dynamic friction

Angle oT friction is the___________________? Read More »

Strength of Materials

If a suspended body is struck at the centre of percussion, then the pressure on die axis passing through the point of suspension will be___________________?

Strength of Materials /
If a suspended body is struck at the centre of percussion, then the pressure on die axis passing through the point of suspension will be___________________?

A. maximum
B. minimum
C. zero
D. infinity
E. same as the force applied

If a suspended body is struck at the centre of percussion, then the pressure on die axis passing through the point of suspension will be___________________? Read More »

Strength of Materials

From a circular plate of diameter 6 cm is cut out a circle whose diameter is a radius of the plate. Find the e.g. of the remainder from the center of circular plate___________________?

Strength of Materials /
From a circular plate of diameter 6 cm is cut out a circle whose diameter is a radius of the plate. Find the e.g. of the remainder from the center of circular plate___________________?

A. 0.5 cm
B. 1.0 cm
C. 1.5 cm
D. 2.5 cm
E. 0.25 cm

From a circular plate of diameter 6 cm is cut out a circle whose diameter is a radius of the plate. Find the e.g. of the remainder from the center of circular plate___________________? Read More »

Strength of Materials

A heavy string attached at two ends at same horizontal level and when central dip is very small approaches the following curve___________________?

Strength of Materials /
A heavy string attached at two ends at same horizontal level and when central dip is very small approaches the following curve___________________?

A. catenary
B. parabola
C. hyperbola
D. elliptical
E. circular arc

A heavy string attached at two ends at same horizontal level and when central dip is very small approaches the following curve___________________? Read More »

Strength of Materials

Center of gravity of a thin hollow cone lies on the axis at a height of________________?

Strength of Materials /
Center of gravity of a thin hollow cone lies on the axis at a height of________________?

A. one-fourth of the total height above base
B. one-third of the total height above base
C. one-half of the total height above base
D. three-eighth of the total height above the base
E. none of the above

Center of gravity of a thin hollow cone lies on the axis at a height of________________? Read More »

Strength of Materials

Center of gravity of a solid cone lies on the axis at the height_______________?

Strength of Materials /
Center of gravity of a solid cone lies on the axis at the height_______________?

A. one-fourth of the total height above base
B. one-third of the total height above base
C. one-half of the total height above base
D. three-eighth of the total height above the base
E. none of the above

Center of gravity of a solid cone lies on the axis at the height_______________? Read More »

Strength of Materials