Applied Mechanics Questions

• Newton's law of Collision of elastic bodies states that when two moving bodies collide each other, their velocity of separation
• The units of moment of inertia of an area, are
• Ball A of mass 250 g moving on a smooth horizontal table with a velocity of 10 m/s hits an identical stationary ball B on the table. If the impact is perfectly elastic, the velocity of the ball B just after impact would be
• Equation of motion of a point in a straight line, is
• The resolved part of the resultant of two forces inclined at an angle θ in a given direction is
• The shape of a suspended cable under its own weight, is
• 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
• One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The tension in the string is
• For a body moving with simple harmonic motion, the number of cycles per second, is known as its
• If the horizontal range is 2.5 times the greatest height, the angle of projection of the projectile, is
• To avoid bending action at the base of a pier,
• 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
• The following factor affects the orbit of a satellite up to an altitude of 720 km from the earth's surface
• A spring scale in a stationary lift shows a reading of 60 kg for a man standing on it. If the lift starts descending at an acceleration of g/5, the scale reading would be
• Lami's theroem states that
• Which one of the following laws is not applicable to a simple pendulum?.
• 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
• If two forces acting at a point are in equilibrium, they must be equal in magnitude and their line of action must be along
• The following is not a law of static friction :
• A Seconds pendulum executes