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
Applied Mechanics and Graphic Statics Moment of inertia of a squares of side ‘b’ about an axis through its centre of gravity, is b⁴/3 b⁴/8 b⁴/12 b³/4 b⁴/3 b⁴/8 b⁴/12 b³/4 ANSWER DOWNLOAD EXAMIANS APP
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 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 magnitude of the limiting friction bears a constant ratio to the normal reaction between two surfaces The force of friction is dependent upon the area of contact 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 magnitude of the limiting friction bears a constant ratio to the normal reaction between two surfaces ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is 20° 48' 17° 48' 18° 48' 19° 48' 20° 48' 17° 48' 18° 48' 19° 48' ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A body is said to move with Simple Harmonic Motion if its acceleration, is Always directed away from the centre, the point of reference Proportional to the distance from the point of reference and directed towards it Inversely proportion to the distance from the point of reference Proportional to the square of the distance from the point of reference Always directed away from the centre, the point of reference Proportional to the distance from the point of reference and directed towards it Inversely proportion to the distance from the point of reference Proportional to the square of the distance from the point of reference 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 10.6 t 10.4 t 10.2 t 10.8 t 10.6 t 10.4 t 10.2 t 10.8 t ANSWER DOWNLOAD EXAMIANS APP
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