Engineering Mechanics Which of the following are vector quantities? Linear velocity Linear displacement Linear acceleration All of these Linear velocity Linear displacement Linear acceleration All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Work done is said to be zero, when None of these No force acts on a body but some displacement takes place Some force acts on a body, but displacement is zero Either (A) or (B) None of these No force acts on a body but some displacement takes place Some force acts on a body, but displacement is zero Either (A) or (B) ANSWER DOWNLOAD EXAMIANS APP
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 3r/ 8 4r/ 3π 8r/3 3r/4π 3r/ 8 4r/ 3π 8r/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If tension in the cable supporting a lift moving downwards is half the tension when it is moving upwards, the acceleration of the lift is None of these g/4 g/2 g/3 None of these g/4 g/2 g/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In order to double the period of simple pendulum, the length of the string should be None of these Halved Quadrupled Doubled None of these Halved Quadrupled Doubled ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of percussion of the homogeneous rod of length ‘L’ suspended at the top will be L/3 2L/3 3L/4 L/2 L/3 2L/3 3L/4 L/2 ANSWER DOWNLOAD EXAMIANS APP