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

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

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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

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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

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

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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

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

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

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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

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

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

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

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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

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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

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

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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 :

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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

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

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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

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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

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