Applied Mechanics and Graphic Statics The resultant of two forces ‘P’ and ‘Q’ acting at an angle ‘θ’, is P² + Q² + 2PQ cos θ P² + Q² + 2PQ tan θ √(P² + Q² + 2PQ cos θ) P² + Q² + 2P sin θ P² + Q² + 2PQ cos θ P² + Q² + 2PQ tan θ √(P² + Q² + 2PQ cos θ) P² + Q² + 2P sin θ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Newton’s Law of Motion is: 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 Everybody continues in its state of rest or of uniform motion in a straight line, unless it is acted upon by some external force All listed here To every action, there is always an equal and opposite reaction 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 Everybody continues in its state of rest or of uniform motion in a straight line, unless it is acted upon by some external force All listed here To every action, there is always an equal and opposite reaction ANSWER DOWNLOAD EXAMIANS APP
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 P/Q P + Q Q/P P - Q P/Q P + Q Q/P ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One Newton force, is 10⁴ dynes 10³ dynes 10⁵ dynes 10⁶ dynes 10⁴ dynes 10³ dynes 10⁵ dynes 10⁶ dynes ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone is thrown vertically upwards with a vertical velocity of 49 m/sec. It returns to the ground in 20 sec 8 sec 5 sec 10 sec 20 sec 8 sec 5 sec 10 sec 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 rectilinear motion with constant speed None of these A damped oscillatory motion A simple harmonic motion A rectilinear motion with constant speed None of these A damped oscillatory motion A simple harmonic motion ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS