Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is That polygon of forces must close Both (A) and (B) None of these That resultant couple must be zero That polygon of forces must close Both (A) and (B) None of these That resultant couple must be zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball of mass 1 kg moving with a velocity of 2 m/sec collides a stationary ball of mass 2 kg and comes to rest after impact. The velocity of the second ball after impact will be Zero 0.5 m/sec 2.0 m/sec 1.0 m/sec Zero 0.5 m/sec 2.0 m/sec 1.0 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A cable loaded with 0.5 tonne per horizontal metre span is stretched between supports in the same horizontal line 400 m apart. If central dip is 20 m, the minimum tension in the cable, will be 200 tonnes at the left support 200 tonnes at the centre 200 tonnes at the right support 500 tonnes at the centre 200 tonnes at the left support 200 tonnes at the centre 200 tonnes at the right support 500 tonnes at the centre ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a simple screw jack, the pitch of the screw is 9 mm and length of the handle operating the screw is 45 cm. The velocity ratio of the system is 1.5 314 25 5 1.5 314 25 5 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Newton’s Law of Motion is: All listed here Everybody continues in its state of rest or of uniform motion in a straight line, unless it is acted upon by some external force The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts To every action, there is always an equal and opposite reaction All listed here Everybody continues in its state of rest or of uniform motion in a straight line, unless it is acted upon by some external force The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts To every action, there is always an equal and opposite reaction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Effect of a force on a body depends upon its Position Direction Magnitude All of these Position Direction Magnitude All of these ANSWER DOWNLOAD EXAMIANS APP
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