Applied Mechanics and Graphic Statics If two equal forces of magnitude ‘P’ act at an angle ‘θ’, their resultant, will be 2P cos θ/2 P tan θ/2 2P sin θ/2 P cos θ/2 2P cos θ/2 P tan θ/2 2P sin θ/2 P cos θ/2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A weight ‘W’ is suspended at the free end of a light member hinged to a vertical wall. If the angle of inclination of the member with the upper wall is θ°, the force introduced in the member, is W cosec θ W sec θ W sin θ W cos θ W cosec θ W sec θ W sin θ W cos θ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A system of coplanar forces acting on a rigid body can be reduced to One force and one couple only None of these One couple only One force only One force and one couple only None of these One couple only One force only ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics According to Kennedy's theorem, if three bodies have plane motions, their instantaneous centers lie on A point Two straight lines A straight line A triangle A point Two straight lines A straight line A triangle ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball moving on a smooth horizontal table hits a rough vertical wall, the coefficient of restitution between ball and wall being 1/3. The ball rebounds at the same angle. The fraction of its kinetic energy lost is 43864 43839 43833 44052 43864 43839 43833 44052 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A cable loaded with 10 kN/m of span is stretched between supports in the same horizontal line 100 m apart. If the central dip is 10 m, then the maximum and minimum pull in the cable respectively are 1346.3 kN and 1250 kN 1436.2 kN and 1500 kN 1346.3 kN and 1500 kN 1436.2 kN and 1250 kN 1346.3 kN and 1250 kN 1436.2 kN and 1500 kN 1346.3 kN and 1500 kN 1436.2 kN and 1250 kN ANSWER DOWNLOAD EXAMIANS APP