Mechanical Engineering MCQs

2075 MCQs  (Page 65 of 208)

Attempt Mechanical Engineering Mcqs Quiz
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
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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
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The C.G. of a plane lamina will not be at its geometrical centre in the case of a __________________?
A. Right angled triangle
B. Equilateral triangle
C. Square
D. Circle
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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
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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
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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
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In actual machines_____________________?
A. Mechanical advantage is greater than velocity ratio
B. Mechanical advantage is equal to velocity ratio
C. Mechanical advantage is less than velocity ratio
D. Mechanical advantage is unity
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A cable with a uniformly distributed load per horizontal metre run will take the following shape_________________?
A. Straight line
B. Parabola
C. Hyperbola
D. Elliptical
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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
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The C.G. of a right circular solid cone of height h lies at the following distance from the base________________?
A. H/2
B. J/3
C. H/6
D. H/4
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Word of the Day
28 Sep
Expatriate
a person who lives outside their native country.
ملک بدری، جلا وطن کرن، شہر بدر کرنا

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