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

Q. The c.g. of the shaded area of the below figure from the x-axis is

View solution

Q. For the given values of initial velocity of projection and angle of inclination of the plane, the maximum range for a projectile projected upwards will be obtained, if the angle of projection is

View solution

Q. For a simple pendulum, time period for a beat, is

View solution

Q. The member which does not carry zero force in the structure shown in below figure, is

View solution

Q. The height at which the end of a rope of length l should be tied so that a man pulling at the other end may have the greatest tendency to overturn the pillar, is

View solution

Q. The velocity of a body fallen from height h, on reaching the ground is given by

View solution

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