Engineering Mechanics The periodic time (T) is given by (where, ω = Angular velocity of particle in rad/s.) ω/2π 2π × ω 2π/ω π/ω ω/2π 2π × ω 2π/ω π/ω ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio for the first system of pulleys is (where n is the number of pulleys.) n² n 2n - 1 2n n² n 2n - 1 2n ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity of an isosceles triangle with base (p) and sides (q) from its base is (4p² - q²)/6 (p² + q²)/4 [√(4p² - q²)]/6 (p² - q²)/4 (4p² - q²)/6 (p² + q²)/4 [√(4p² - q²)]/6 (p² - q²)/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics One kg force is equal to 12 N 8.9 N 7.8 N 9.8 N 12 N 8.9 N 7.8 N 9.8 N ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In order to completely specify angular displacement by a vector, it must fix Magnitude of angular displacement All of these Sense of angular displacement Direction of the axis of rotation Magnitude of angular displacement All of these Sense of angular displacement Direction of the axis of rotation ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a thin rod of mass 'm' and length 'l', about an axis through its centre of gravity and perpendicular to its length is ml2/12 ml2/ 6 ml2/4 ml2/8 ml2/12 ml2/ 6 ml2/4 ml2/8 ANSWER DOWNLOAD EXAMIANS APP