Strength of Materials The magnitude of two forces, which when acting at right angle produce resultant force of VlOkg and when acting at 60° produce resultant of Vl3 kg. These forces are 3 and 1 kg 2 and V6 2 and 5 V5 and V5 3 and 1 kg 2 and V6 2 and 5 V5 and V5 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=""> Wsin(a + <(>) Wcos(a + ) Wtan(a + <)>) Wtan(a-<)>) Wsin(a + <(>) Wcos(a + ) Wtan(a + <)>) Wtan(a-<)>) ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Tangent of angle of friction is equal to kinetic friction limiting friction coefficient of friction angle of repose kinetic friction limiting friction coefficient of friction angle of repose ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Dynamic friction as compared to static friction is same may be less of more depending on nature of surfaces and velocity more less same may be less of more depending on nature of surfaces and velocity more less ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A heavy string attached at two ends at same horizontal level and when central dip is very small approaches the following curve elliptical hyperbola catenary parabola elliptical hyperbola catenary parabola ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A cable with a uniformly distributed load per horizontal metre run will take the following shape Elliptical Straight line Parabola Hyperbola Elliptical Straight line Parabola Hyperbola ANSWER DOWNLOAD EXAMIANS APP