Engineering Mechanics The center of gravity of a semi-circle lies at a distance of __________ from its base measured along the vertical radius. 3r/4π 8r/3 4r/ 3π 3r/ 8 3r/4π 8r/3 4r/ 3π 3r/ 8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of force in S.I. system of units is Dyne Newton Kilogram Watt Dyne Newton Kilogram Watt ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The rate of doing work is known as Kinetic energy Power Potential energy None of these Kinetic energy Power Potential energy None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Which of the following are vector quantities? All of these Linear displacement Linear velocity Linear acceleration All of these Linear displacement Linear velocity Linear acceleration ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Static friction is always __________ dynamic friction. Equal to Greater than Less than None of these Equal to Greater than Less than None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The periodic time of one oscillation for a simple pendulum is (where l = Length of the pendulum.) (1/2π). √(g/l) 2π. √(l/g) (1/2π). √(l/g) None of these (1/2π). √(g/l) 2π. √(l/g) (1/2π). √(l/g) None of these ANSWER DOWNLOAD EXAMIANS APP