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 80 N 100 N 120 N 60 N 80 N 100 N 120 N ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics To double the period of oscillation of a simple pendulum The mass of its bob should be quadrupled Its length should be quadrupled The mass of its bob should be doubled Its length should be doubled The mass of its bob should be quadrupled Its length should be quadrupled The mass of its bob should be doubled Its length should be doubled ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For the given values of initial velocity of projection and angle of inclination of the plane, the maximum range for a projectile projected upwards will be obtained, if the angle of projection is α = π/2 + β/2 α = π/4 - β/2 α = π/4 - β/2 α = β/2 - π/2 α = π/2 + β/2 α = π/4 - β/2 α = π/4 - β/2 α = β/2 - π/2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a flywheel increases its speed from 10 rpm to 20 rpm in 10 seconds, then its angular acceleration is —rad/sec 20 None of these —rad/sec 30 —rad/sec 10 —rad/sec 20 None of these —rad/sec 30 —rad/sec 10 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The motion of a particle is described by the relation x = t²- 10t + 30, where x is in meters and t in seconds. The total distance travelled by the particle from t = 0 to t = 10 seconds would be 60 m 50 m Zero 30 m 60 m 50 m Zero 30 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle moves in a straight line and its position is defined by the equation x = 6 t² - t3 where t is expressed in seconds and ‘x’ in meters. The maximum velocity during the motion is 48 m/sec 12 m/sec 24 m/sec 6 m/sec 48 m/sec 12 m/sec 24 m/sec 6 m/sec ANSWER DOWNLOAD EXAMIANS APP
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