The M.I. of hollow circular section about a central axis perpendicular to section as compared to its M.I. about horizontal axis is________________?

Byadmin January 25, 2019August 16, 2021

The M.I. of hollow circular section about a central axis perpendicular to section as compared to its M.I. about horizontal axis is________________?

A. same
B. double
C. half
D. four times
E. one fourth

Strength of Materials

Which of the following is the example of lever of first order__________________?

Which of the following is the example of lever of first order__________________?

A. arm of man
B. pair of scissors
C. pair of clinical tongs
D. all of the above
E. none of the above

Read More Which of the following is the example of lever of first order__________________?
Strength of Materials

Coulomb friction is the friction between_________________?

Coulomb friction is the friction between_________________?

A. bodies having relative motion
B. two dry surfaces
C. two lubricated surfaces
D. solids and liquids
E. electrically charged particles

Read More Coulomb friction is the friction between_________________?
Strength of Materials

The property of a material which allows it to be drawn into a smaller section is called________________?

The property of a material which allows it to be drawn into a smaller section is called________________?

A. plasticity
B. ductility
C. elasticity
D. malleability
E. drawabihty

Read More The property of a material which allows it to be drawn into a smaller section is called________________?
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___________________?

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

Read More 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

Which of the following is the locus of a point that moves in such a manner that its distance from a fixed point is equal to its distance from a fixed line multiplied by a constant greater than one_______________?

Which of the following is the locus of a point that moves in such a manner that its distance from a fixed point is equal to its distance from a fixed line multiplied by a constant greater than one_______________?

A. ellipse
B. hyperbola
C. parabola
D. circle
E. none of the above

Read More Which of the following is the locus of a point that moves in such a manner that its distance from a fixed point is equal to its distance from a fixed line multiplied by a constant greater than one_______________?
Strength of Materials

A semi-circular disc rests on a horizontal surface with its top flat surface horizontal and circular portion touching down. The coefficient of friction between semi-cricular disc and horizontal surface is i. This disc is to be pulled by a horizontal force applied at one edge and it always remains horizontal. When the disc is about to start moving, its top horizontal force will____________________?

A semi-circular disc rests on a horizontal surface with its top flat surface horizontal and circular portion touching down. The coefficient of friction between semi-cricular disc and horizontal surface is i. This disc is to be pulled by a horizontal force applied at one edge and it always remains horizontal. When the disc is about to start moving, its top horizontal force will____________________?

A. remain horizontal
B. slant up towards direction of pull
C. slant down towards direction of pull
D. unpredictable
E. none of the above

Read More A semi-circular disc rests on a horizontal surface with its top flat surface horizontal and circular portion touching down. The coefficient of friction between semi-cricular disc and horizontal surface is i. This disc is to be pulled by a horizontal force applied at one edge and it always remains horizontal. When the disc is about to start moving, its top horizontal force will____________________?

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