Engineering Mechanics Moment of inertia of a triangular section of base (b) and height (h) about an axis through its base, is bh3/36 bh3/8 bh3/12 bh3/4 bh3/36 bh3/8 bh3/12 bh3/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Efficiency of a screw jack is given by (where α = Helix angle, and φ = Angle of friction.) tan(α + φ)/tanα None of these tanα/tan (α + φ) tan(α - φ)/tanα tan(α + φ)/tanα None of these tanα/tan (α + φ) tan(α - φ)/tanα ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The friction experienced by a body, when at rest, is known as Static friction Limiting friction Dynamic friction Coefficient of friction Static friction Limiting friction Dynamic friction Coefficient of friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The angle between two forces when the resultant is maximum and minimum respectively are 90° and 180° 0° and 180° 90° and 0° 180° and 0° 90° and 180° 0° and 180° 90° and 0° 180° and 0° ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A differential pulley block has larger and smaller diameters of 100 mm and 80 mm respectively. Its velocity ratio is 20 10 40 5 20 10 40 5 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Which of the following is an equation of linear motion?(where, u and v = Initial and final velocity of the body, a = Acceleration of the body, and s = Displacement of the body in time t seconds.) v = u + a.t s = u.t + ½ a.t2 All of these v2 = u2 + 2a.s v = u + a.t s = u.t + ½ a.t2 All of these v2 = u2 + 2a.s ANSWER DOWNLOAD EXAMIANS APP