Applied Mechanics and Graphic Statics If two equal forces of magnitude ‘P’ act at an angle ‘θ’, their resultant, will be P cos θ/2 2P cos θ/2 P tan θ/2 2P sin θ/2 P cos θ/2 2P cos θ/2 P tan θ/2 2P sin θ/2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A force P of 50 N and another force Q of unknown magnitude act at 90° to each other. They are balanced by a force of 130 N. The magnitude of Q is 60 N 100 N 80 N 120 N 60 N 100 N 80 N 120 N ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone of mass 1 kg is tied to a string of length 1 m and whirled in a horizontal circle at a constant angular speed 5 rad/sec. The tension in the string is, 10 N 25 N 5 N 15 N 10 N 25 N 5 N 15 N ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Minimum potential energy of a system will be in the position of Stable equilibrium All of these Neutral equilibrium Unstable equilibrium Stable equilibrium All of these Neutral equilibrium Unstable equilibrium ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The displacement of a particle which moves along a straight line is given by S = 4t³ + 3t²- 10 where ‘S’ is in meters and t is in seconds. The time taken by the particle to acquire a velocity of 18 m/sec from rest, is 1 sec ½ sec 1.2 sec 1.5 sec 1 sec ½ sec 1.2 sec 1.5 sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 49 kg lady stands on a spring scale in an elevator. During the first 5 sec, starting from rest, the scale reads 69 kg. The velocity of the elevator will be 20 m/sec 25 m/sec 15 m/sec 10 m/sec 20 m/sec 25 m/sec 15 m/sec 10 m/sec ANSWER DOWNLOAD EXAMIANS APP
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