Q. The centre of gravity of the trapezium as shown in below figure from the side is at a distance of

View solution

Q. The moment of inertia of the shaded portion of the area shown in below figure about the X-axis, is

View solution

Q. The centre of gravity of a trapezoidal dam section whose top width is a, bottom width is b and the vertical side is a, from its vertical face is

View solution

Q. If a particle moves with a uniform angular velocity ω radians/sec along the circumference of a circle of radius r, the equation for the velocity of the particle, is

View solution

Q. If α is the angular acceleration of a compound pendulum whose angular displacement is θ, the frequency of the motion is

View solution

Q. Two loads of 50 kg and 75 kg are hung at the ends of a rope passing over a smooth pulley shown in below figure. The tension in the string is :

View solution

Q. A weight of 100 kg is supported by a string whose ends are attached to pegs A and B at the same level shown in below figure. The tension in the string is

View solution

Q. The reaction at the support B of the beam shown in below figure is

View solution

Q. If the velocity of projection is 4 m/sec and the angle of projection is α°, the maximum height of the projectile from a horizontal plane, is

View solution

Q. A body of weight w placed on an inclined plane is acted upon by a force P parallel to the plane which causes the body just to move up the plane. If the angle of inclination of the plane is θ and angle of friction is φ, the minimum value of P, is

View solution

Q. If the angle of projection is double the angle of inclination (α) of the plane on which particle is projected, the ratio of times of flight up the inclined plane and down the inclined plane, will be

View solution

Q. In case of S.H.M. the period of oscillation(T), is given by

View solution

Q. If α and u are angle of projection and initial velocity of a projectile respectively, the total time of flight, is given by

View solution

Q. The reaction at the central support B of the beam ABC hinged at D shown in below figure is

View solution

Q. If the resultant of two forces P and Q acting at an angle θ makes an angle α with P, then tan α equals

View solution

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