Engineering Mechanics The coefficient of friction depends upon Shape of the surfaces Area of contact All of these Nature of surfaces Shape of the surfaces Area of contact All of these Nature of surfaces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Concurrent forces are those forces whose lines of action Meet at one point Meet on the same plane None of these Lie on the same line Meet at one point Meet on the same plane None of these Lie on the same line ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The force required to move the body up the plane will be minimum if it makes an angle with the inclined plane __________ the angle of friction. None of these Less than Greater than Equal to None of these Less than Greater than Equal to ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a body is acted upon by a number of coplanar non-concurrent forces, it may Move in any one direction rotating about itself All of these Rotate about itself without moving Be completely at rest Move in any one direction rotating about itself All of these Rotate about itself without moving Be completely at rest ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The efficiency of a lifting machine is the ratio of Mechanical advantage to the velocity ratio All of these Work done by the machine to the work done on the machine Output to the input Mechanical advantage to the velocity ratio All of these Work done by the machine to the work done on the machine Output to the input ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The linear acceleration (a) of a body rotating along a circular path of radius (r) with an angular acceleration of α rad/s2, is a = r / α a = α/ r a = α.r None of these a = r / α a = α/ r a = α.r None of these ANSWER DOWNLOAD EXAMIANS APP
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