Strength of Materials Frictional force encountered after commencement of motion is called post friction limiting friction dynamic friction frictional resistance post friction limiting friction dynamic friction frictional resistance ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The effort required to lift a load W on a screw jack with helix angle a and angle of friction Wcos(a + ) Wtan(a + <)>) Wtan(a-<)>) Wsin(a + <(>) Wcos(a + ) Wtan(a + <)>) Wtan(a-<)>) Wsin(a + <(>) ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials In ideal machines mechanical advantage is equal to velocity ratio mechanical advantage is unity mechanical advantage is greater than velocity ratio mechanical advantage is less than velocity ratio mechanical advantage is equal to velocity ratio mechanical advantage is unity mechanical advantage is greater than velocity ratio mechanical advantage is less than velocity ratio ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A pair of smith’s tongs is an example of the lever of first order third order second order zeioth order first order third order second order zeioth order ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The unit of power in S.I. units is watt kilogram meter/sec. joule newton meter watt kilogram meter/sec. joule newton meter ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Forces are called coplanar when all of them acting on body lie in different planes one point perpendicular planes one plane different planes one point perpendicular planes one plane ANSWER DOWNLOAD EXAMIANS APP
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