Engineering Mechanics Work done is said to be zero, when 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) None of these No force acts on a body but some displacement takes place ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The total energy possessed by a system of moving bodies Varies from point to point Is minimum in the start and maximum at the end Is maximum in the start and minimum at the end Is constant at every instant Varies from point to point Is minimum in the start and maximum at the end Is maximum in the start and minimum at the end Is constant at every instant ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Coplanar concurrent forces are those forces which Do not meet at one point and their lines of action do not lie on the same plane Meet at one point and their lines of action also lie on the same plane Do not meet at one point, but their lines of action lie on the same plane Meet at one point, but their lines of action do not lie on the same plane Do not meet at one point and their lines of action do not lie on the same plane Meet at one point and their lines of action also lie on the same plane Do not meet at one point, but their lines of action lie on the same plane Meet at one point, but their lines of action do not lie on the same plane ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The mechanical advantage of a lifting machine is the ratio of Load lifted to the effort applied Distance moved by effort to the distance moved by load All of these Output to the input Load lifted to the effort applied Distance moved by effort to the distance moved by load All of these Output to the input ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A cable with a uniformly distributed load per horizontal meter run will take the following shape Parabola Straight line Hyperbola Elliptical Parabola Straight line Hyperbola Elliptical ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A redundant frame is also called __________ frame. Deficient Imperfect None of these Perfect Deficient Imperfect None of these Perfect ANSWER DOWNLOAD EXAMIANS APP