Applied Mechanics and Graphic Statics The following is not a law of static friction: 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 The force of friction always acts in a direction opposite to that in which the body tends to move ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A trolley wire weighs 1 kg per metre length. The ends of the wire are attached to two poles 20 m apart. If the horizontal tension is 1000 kg, the central dip of the cable is 3 cm 2 cm 4 cm 5 cm 3 cm 2 cm 4 cm 5 cm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The beam shown in below figure is supported by a hinge at ‘A’ and a roller at ‘B’. The reaction RA of the hinged support ‘A’ of the beam, is 10.2 t 10.8 t 10.4 t 10.6 t 10.2 t 10.8 t 10.4 t 10.6 t ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Coefficient of friction depends on None of these Both (A) and (B) Area of contact only Nature of surfaces only None of these Both (A) and (B) Area of contact only Nature of surfaces only ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rigid body is in a stable equilibrium if the application of any force None of above Can raise the CG of the body but cannot lower it Neither raises nor lowers the CG of the body Tends to lower the CG of the body None of above Can raise the CG of the body but cannot lower it Neither raises nor lowers the CG of the body Tends to lower the CG of the body ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Williot-Mohr diagram is used to determine deflection in Rigid frames only Trusses only Any type of structure Beam only Rigid frames only Trusses only Any type of structure Beam only ANSWER DOWNLOAD EXAMIANS APP
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