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 80 N 120 N 60 N 100 N 80 N 120 N 60 N 100 N ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of two forces P and Q is R. If Q is doubled, the new resultant is perpendicular to P. Then, P = R None of these P = Q Q = R P = R None of these P = Q Q = R ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A disc of mass 4 kg, radius 0.5 m and moment of inertia 3 kg.m² rolls on a horizontal surface so that its center moves with speed 5 m/see. Kinetic energy of the disc is 400 J 50 J 150 J 200 J 400 J 50 J 150 J 200 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics ‘P’ is the force acting on a body whose mass is ‘m’ and acceleration is ‘f’. The equation P - mf= 0, is known as Equation of dynamics Equation of dynamic equilibrium None of these Equation of statics Equation of dynamics Equation of dynamic equilibrium None of these Equation of statics ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The C.G. of a thin hollow cone of height ‘h’, above its base lies on the axis, at a height of 3h/4 h/4 h/3 2h/3 3h/4 h/4 h/3 2h/3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A bullet weighing 200 g is fired horizontally with a velocity of 25 m/sec from a gun carried on a carriage which together with the gun weighs 100 kg. The velocity of recoil of the gun, will be 1.00 m/sec 0.05 m/sec 1.5 m/see 0.01 m/sec 1.00 m/sec 0.05 m/sec 1.5 m/see 0.01 m/sec ANSWER DOWNLOAD EXAMIANS APP