Strength of Materials Coefficient of friction is the ratio of limiting friction and normal reaction the friction force acting when the body is just about to move angle between normal reaction and the resultant of normal reaction and the limiting friction the friction force acting when the body is in motion ratio of limiting friction and normal reaction the friction force acting when the body is just about to move angle between normal reaction and the resultant of normal reaction and the limiting friction the friction force acting when the body is in motion ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A particle inside a hollow sphere of radius r, having coefficient of friction -rr can rest upto height of 0.134 r r/% r/A r/2 0.134 r r/% r/A r/2 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 Wsin(a + <(>) Wcos(a + ) Wtan(a + <)>) Wtan(a-<)>) Wsin(a + <(>) Wcos(a + ) Wtan(a + <)>) Wtan(a-<)>) ANSWER DOWNLOAD EXAMIANS APP
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 2 and 5 3 and 1 kg 2 and V6 V5 and V5 2 and 5 3 and 1 kg 2 and V6 V5 and V5 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Coulomb friction is the friction between bodies having relative motion two dry surfaces solids and liquids two lubricated surfaces bodies having relative motion two dry surfaces solids and liquids two lubricated surfaces ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A single force and a couple acting in the same plane upon a rigid body produce moment of a couple cannot balance each other are equivalent balance each other produce moment of a couple cannot balance each other are equivalent balance each other ANSWER DOWNLOAD EXAMIANS APP
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