Applied Mechanics and Graphic Statics If two forces P and Q (P > Q) act on the same straight line but in opposite direction, their resultant, is P + Q Q/P P/Q P - Q P + Q Q/P P/Q P - Q ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One end of an elastic string of natural length ‘l’ and modulus ‘X’ is kept fixed while to the other end is attached a particle of mass m which is hanging freely under gravity. The particle is pulled down vertically through a distance ‘x’, held at rest and then released.The motion is A damped oscillatory motion None of these A rectilinear motion with constant speed A simple harmonic motion A damped oscillatory motion None of these A rectilinear motion with constant speed A simple harmonic motion ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of the forces acting on a body will be zero if the body Rotates Does not move at all Moves with variable velocity in a straight line Moves along a curved path Rotates Does not move at all Moves with variable velocity in a straight line Moves along a curved path ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ratio of the speed of a rolling cylinder to the speed of sliding cylinder is Greater than 2 Equal to 1 Between 1 and 2 Less than 1 Greater than 2 Equal to 1 Between 1 and 2 Less than 1 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum frictional force which comes into play, when a body just begins to slide over the surface of a another body, is known Sliding friction None of these Limiting friction Rolling friction Sliding friction None of these Limiting friction Rolling friction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics 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 ¾ l 2/√3 l ½ l l/√2 ¾ l 2/√3 l ½ l l/√2 ANSWER DOWNLOAD EXAMIANS APP