Q. The moment of intertia of a circular lamina of diameter d, about an axis perpendicular to the plane of the lamina and passing through its centre, is

View solution

Q. If l is the span of a light suspension bridge whose each cable carries total weight (w) and the central dip is y, the horizontal pull at each support, is

View solution

Q. The C.G. of a hemisphere from its base measured along the vertical radius is at a distance of

View solution

Q. Power developed by a torque, is

View solution

Q. In the structure shown in below figure, the member which carries zero force, is

View solution

Q. The reaction at the support D of the continuous beam ABCD, hinged at two points shown in below figure is

View solution

Q. The moment of inertia of a triangular section (base b, height h) about centroidal axis parallel to the base, is

View solution

Q. The horizontal reaction at the support A of the structure shown in below figure, is

View solution

Q. The load shared by the member BC of the structure shown in below figure is

View solution

Q. A vehicle weighing w kg is to run on a circular curve of radius r. If the height of its centre of gravity above the road level is h and the distance between the centres of wheels is 2a, the maximum velocity, in order to avoid over turning, will be

View solution

Q. The c.g. of a thin hollow cone of height h, above its base lies on the axis, at a height of

View solution

Q. Two forces act an angle of 120°. If the greater force is 50 kg and their resultant is perpendicular to the smaller force, the smaller force is

View solution

Q. The C.G. of a right circular cone lies on its axis of symmetry at a height of

View solution

Q. A uniform rod 9 m long weighing 40 kg is pivoted at a point 2 m from one end where a weight of 120 kg is suspended. The required force acting at the end in a direction perpendicular to rod to keep it equilibrium, at an inclination 60° with horizontal, is

View solution

Q. If a particle is projected inside a horizontal tunnel which is 554 cm high with a velocity of 60 m per sec, the angle of projection for maximum range, is

View solution

Q. A cable loaded with 0.5 tonne per horizontal metre span is stretched between supports in the same horizontal line 400 m apart. If central dip is 20 m, the minimum tension in the cable, will be

View solution

Q. A particle moves along a straight line such that distance x traversed in t seconds is given by x = t²(t + 1), the acceleration of the particle, will be

View solution

Q. The Law of Polygon of Forces states that

View solution

Q. Parallelogram Law of Forces states, "if two forces acting simultaneously on a particle be represented in magnitude and direction by two adjacent sides of a parallelogram, their resultant may be represented in magnitude and direction by

View solution

Q. Which one of the following statements is true ?

View solution