Applied Mechanics and Graphic Statics A smooth cylinder lying on its convex surface remains In stable equilibrium In neutral equilibrium In unstable equilibrium Out of equilibrium In stable equilibrium In neutral equilibrium In unstable equilibrium Out of equilibrium ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The equation of motion of a particle starting from rest along a straight line is x = t3 - 3l2 + 5. The ratio of the velocities after 5 sec and 3 sec will be 4 2 3 5 4 2 3 5 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The length of a Second's pendulum, is 99.4 cm 99.0 cm 100 cm 101 cm 99.4 cm 99.0 cm 100 cm 101 cm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rigid body is in a stable equilibrium if the application of any force Neither raises nor lowers the CG of the body Tends to lower the CG of the body Can raise the CG of the body but cannot lower it None of above Neither raises nor lowers the CG of the body Tends to lower the CG of the body Can raise the CG of the body but cannot lower it None of above ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The necessary condition of equilibrium of a body is: Algebraic sum of the moments of the forces about a point must be zero Algebraic sum of vertical components of all the forces must be zero All (A), (B) and (C) Algebraic sum of horizontal components of all the forces must be zero Algebraic sum of the moments of the forces about a point must be zero Algebraic sum of vertical components of all the forces must be zero All (A), (B) and (C) Algebraic sum of horizontal components of all the forces must be zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the resultant of two forces ‘P’ and ‘Q’ acting at an angle ‘θ’ makes an angle ‘α’ with ‘P’, then tan α equals Q sin θ/P + Q sin θ P sin θ/P + Q tan θ Q sin θ/P + Q cos θ P sin θ/P - Q cos θ Q sin θ/P + Q sin θ P sin θ/P + Q tan θ Q sin θ/P + Q cos θ P sin θ/P - Q cos θ ANSWER DOWNLOAD EXAMIANS APP
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