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

View solution

Q. u1 and u2 are the velocities of approach of two moving bodies in the same direction and their corresponding velocities of separation are v1 and v2. As per Newton's law of collision of elastic bodies, the coefficient of restitution (e) is given by

View solution

Q. If α and u are the angle of projection and initial velocity of a projectile respectively, the horizontal range of the projectile, is

View solution

Q. The ratio of the reactions RA and RB of a simply supported beam shown in below figure is

View solution

Q. The distance of the c.g. of a semi-circular arc of radius r from its diameter along the radius of symmetry, is

View solution

Q. The ratio of the ranges on the inclined plane with motion upward and with motion downward for a given velocity, angle of projection will be

View solution

Q. M.I. of a thin ring (external diameter D, internal diameter d) about an axis perpendicular to the plane of the ring, is

View solution

Q. Pick up the correct statement from the following for the structure shown in below figure.

View solution

Q. When a body of mass M1 is hanging freely and an other of mass M2 lying on a smooth inclined plane(α) are connected by a light indextensible string passing over a smooth pulley, the acceleration of the body of mass M1, will be given by

View solution

Q. The velocity ratio of the differential wheel and axle is

View solution

Q. The ends of a string weighing w/metre are attached to two points at the same horizontal level. If the central dip is very small, the horizontal tension of the string throughout is

View solution

Q. For the system of the loads shown in below figure, the time required for the 6.6 kg load to fall on the edge, is

View solution

Q. If two bodies of masses M1 and M2 (M1 > M2) are connected by alight inextensible string passing over a smooth pulley, the tension in the string, will be given by

View solution

Q. For a simple pendulum, the period of one oscillation is

View solution

Q. A body A of mass 6.6 kg which is lying on a horizontal platform 4.5 m from its edge is connected to the end of a light string whose other end is supporting a body of mass 3.2 kg as shown in below figure. If the friction between the platform and the body A is 1/3, the acceleration is

View solution

Q. A square hole is made in a circular lamina, the diagonal of the square is equal to the radius of the circle as shown in below figure the shift in the centre of gravity is

View solution

Q. Time of flight of a projectile on a horizontal plane, is

View solution

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

View solution

Q. If G is the Gauge of track, v is velocity of the moving vehicle, g is the acceleration due to gravity and r is the radius of a circular path, the required super elevation is

View solution

Q. If v and ω are linear and angular velocities, the centripetal acceleration of a moving body along the circular path of radius r, will be

View solution