Applied Mechanics and Graphic Statics The following is not a law of static friction: The force of friction always acts in a direction opposite to that in which the body tends to move The force of friction is dependent upon the area of contact The magnitude of the limiting friction bears a constant ratio to the normal reaction between two surfaces The force of friction depends upon the roughness of the surface The force of friction always acts in a direction opposite to that in which the body tends to move The force of friction is dependent upon the area of contact The magnitude of the limiting friction bears a constant ratio to the normal reaction between two surfaces The force of friction depends upon the roughness of the surface 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 25 m/sec 10 m/sec 20 m/sec 15 m/sec 25 m/sec 10 m/sec 20 m/sec 15 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The length of a Second's pendulum, is 101 cm 99.0 cm 100 cm 99.4 cm 101 cm 99.0 cm 100 cm 99.4 cm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The member forces in a statically in determinate truss May be obtained by graphic statics Can be obtained by graphic statics by trial and error Can be obtained by graphic statics Cannot be obtained by graphic statics May be obtained by graphic statics Can be obtained by graphic statics by trial and error Can be obtained by graphic statics Cannot be obtained by graphic statics ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The bending moment in an arch is proportional to Vertical ordinate of the arch Intercept between the arch axis and the funicular polygon None of these Vertical ordinate of funicular polygon Vertical ordinate of the arch Intercept between the arch axis and the funicular polygon None of these Vertical ordinate of funicular polygon ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A projectile is fired with a velocity of 100.3 m/sec. at an elevation of 60°. The velocity attained by the projectile when it is moving at a height of 100 m, is 90 m/sec 70 m/sec 80 m/sec 75 m/sec 90 m/sec 70 m/sec 80 m/sec 75 m/sec ANSWER DOWNLOAD EXAMIANS APP