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Engineering Mechanics

A body moves, from rest with a constant acceleration of 5 m per sec. The distance covered in 5 sec is most nearly_________________?

Engineering Mechanics /
A body moves, from rest with a constant acceleration of 5 m per sec. The distance covered in 5 sec is most nearly_________________?

A. 38 m
B. 62.5 m
C. 96 m
D. 124 m
E. 240 m

A body moves, from rest with a constant acceleration of 5 m per sec. The distance covered in 5 sec is most nearly_________________? Read More »

Engineering Mechanics

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___________________?

Engineering Mechanics /
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

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___________________? Read More »

Engineering Mechanics

The C.G. of a solid hemisphere lies on the central radius 3r________________?

Engineering Mechanics /
The C.G. of a solid hemisphere lies on the central radius 3r________________?

A. at distance — from the plane base 3r
B. at distance — from the plane base 3r
C. at distance — from the plane base 3r
D. at distance — from the plane base or
E. at distance — from the plane base

The C.G. of a solid hemisphere lies on the central radius 3r________________? Read More »

Engineering Mechanics

A sample of metal weighs 219 gms in air, 180 gms in water, 120 gms in an unknown fluid. Then which is correct statement about density of metal_________________?

Engineering Mechanics /
A sample of metal weighs 219 gms in air, 180 gms in water, 120 gms in an unknown fluid. Then which is correct statement about density of metal_________________?

A. density of metal can’t be determined
B. metal is twice as dense as water
C. metal will float in water
D. metal is twice as dense as unknown fluid
E. none of the above

A sample of metal weighs 219 gms in air, 180 gms in water, 120 gms in an unknown fluid. Then which is correct statement about density of metal_________________? Read More »

Engineering Mechanics

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

Engineering Mechanics /
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

The M.I. of hollow circular section about a central axis perpendicular to section as compared to its M.I. about horizontal axis is__________________? Read More »

Engineering Mechanics

The angle which an inclined plane makes with the horizontal when a body placed on it is about to move down is known as angle of_______________?

Engineering Mechanics /
The angle which an inclined plane makes with the horizontal when a body placed on it is about to move down is known as angle of_______________?

A. friction
B. limiting friction
C. repose
D. kinematic friction
E. static friction

The angle which an inclined plane makes with the horizontal when a body placed on it is about to move down is known as angle of_______________? Read More »

Engineering Mechanics