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determine the smallest vertical force p required to push the wedge between the two identical cylinders each having a
if the uniform concrete block has a mass of 500 kg determine the smallest horizontal force p needed to move the wedge
the wedge blocks are used to hold the specimen in a tension testing machine determine the largest design angle of the
the square threaded screw of the clamp has a mean diameter of 14 mm and a lead of 6 mm if micros 02 for the threads
the device is used to pull the battery cable terminal c from the post of a battery if the required pulling force is 85
the jacking mechanism consists of a link that has a square-threaded screw with a mean diameter of 05 in and a lead of
the clamp is used to tighten the connection between two concrete drain pipes determine the least coefficient of static
the 45-kg disk rests on the surface for which the coefficient of static friction is microa 02 determine the largest
the 45-kg disk rests on the surface for which the coefficient of static friction is microa 015 if m 50 n m determine
the 3-mg four-wheel-drive truck suv has a center of mass at g determine the maximum mass of the log that can be towed
if each box weighs 150 lb determine the least horizontal force p that the man must exert on the top box in order to
if the coefficient of static friction between the collars a and b and the rod is micros 06 determine the maximum
if theta 15 determine the minimum coefficient of static friction between the collars a and b and the rod required for
if the coefficient of static friction at the contact points a and b is micros 04 determine the minimum distance d
the carpenter slowly pushes the uniform board horizontally over the top of the saw horse the board has a uniform weight
block c has a mass of 50 kg and is confined between two walls by smooth rollers if the block rests on top of the 40-kg
the 3-mg rear-wheel-drive skid loader has a center of mass at g determine the largest number of crates that can be
the tractor has a weight of 8000 lb with center of gravity at g determine if it can push the 550-lb log up the
if theta 30deg determine the minimum coefficient of static friction at a and b so that the roller remains selflocking
if the coefficient of static friction at b is micros 03 determine the largest angle and the minimum coefficient of
a force of is applied perpendicular to the handle of the gooseneck wrecking bar as shown if the coefficient of static
university library systemthis case is a simplified version of a new system for the university library of course the
the paper towel dispenser carries two rolls of paper the one in use is called the stub roll a and the other is the
the 50-kg uniform pole is on the verge of slipping at a when theta 45 deg determine the coefficient of static friction
the drum has a weight of 100 lb and rests on the floor for which the coefficient of static friction is micros 05 if a