Applied Mechanics and Graphic Statics In a lifting machine a weight of 5 kN is lifted through 200 mm by an effort of 0.1 kN moving through 15 m. The mechanical advantage and velocity ratio of the machine are respectively 50 and 75 75 and 50 50 and 50 75 and 75 50 and 75 75 and 50 50 and 50 75 and 75 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The moment of inertia of a hollow circular section whose external diameter is 8 cm and internal diameter is 6 cm, about centroidal axis, is 137.5 cm⁴ 437.5 cm⁴ 337.5 cm⁴ 237.5 cm⁴ 137.5 cm⁴ 437.5 cm⁴ 337.5 cm⁴ 237.5 cm⁴ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Pick up the incorrect statement from the following. In a simple harmonic motion Velocity is minimum at the end of the stroke Acceleration is minimum at the end of the stroke Acceleration is zero at the mean position Velocity is maximum at its mean position Velocity is minimum at the end of the stroke Acceleration is minimum at the end of the stroke Acceleration is zero at the mean position Velocity is maximum at its mean position ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ladder of weight 'w' rests against a smooth vertical wall, and rests on rough horizontal ground, the coefficient of friction between the ladder and the ground being 1/4. The maximum angle of inclination of the ladder to the vertical, if a man of weight 'w' is to walk to the top of it safely, is tan'1 x, where x is 1/3 1/4 4 3 1/3 1/4 4 3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a given velocity of a projectile, the range is maximum when the angle of projection is 0° 90° 30° 45° 0° 90° 30° 45° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics At the instantaneous center, the velocity of the moving lamina at any instant is Zero Maximum Varying Minimum Zero Maximum Varying Minimum ANSWER DOWNLOAD EXAMIANS APP