Strength of Materials Two coplanar couples having equal and opposite moments Produce a couple and an unbalanced force Balance each other Are equivalent Produce a moment of couple Produce a couple and an unbalanced force Balance each other Are equivalent Produce a moment of couple ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The centre of percussion of a solid cylinder of radius r resting on a horizontal plane will be r/2 3r/2 2r/3 r/A r/2 3r/2 2r/3 r/A 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<="" div=""> Wtan(a + <)>) Wcos(a + ) Wsin(a + <(>) Wtan(a-<)>) Wtan(a + <)>) Wcos(a + ) Wsin(a + <(>) Wtan(a-<)>) ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Forces are called concurrent when their lines of action meet in one point two points plane perpendicular planes one point two points plane perpendicular planes ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A force is completely defined when we specify All of the listed here direction magnitude point of application All of the listed here direction magnitude point of application ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The angle which an inclined plane makes with the horizontal when a body placed on it is about to move down is known as angle of kinematic friction friction limiting friction repose kinematic friction friction limiting friction repose ANSWER DOWNLOAD EXAMIANS APP