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1find the absolute value of the magnitude of force vector b if the resultant force 1000 lb force vector a 1000 lb and
boxes are placed on a slope at uniform intervals of time trelease and slide down the slope with uniform acceleration
1the radius and length of a steel cylinder are 60mm and 120 mm respectively if the mass of density of steel is 7850
1a train starts from rest at station a and accelerates at 05ms2 for 60s afterwards it travels with a constant velocity
1if a unit mass of groundwater accelerates from rest to an average linear velocity of 1 m per year and climbs a
1the magnetic declination at a certain place is 12 degree 6 minutes wwhat is the magnetic bearing there a of true north
a soil core is selected that consists mostly of quartz and has a total volume of 200 ml the soil mass as collected ie
properties of frozen tissues have been measured as part of understanding the response of tissue to cryopreservation in
tensile testing of human cortical bone is conducted to obtain the elastic moduli the cross-sectional geometry of bone
the cable that supports the bar has an effective modulus and area of 14gpa and 77mm2 respectively let the lengths be
a 420 kw pump delivers gasoline at a rate of 128 m3s through a horizontal pipe the average roughness height is 0005 cm
the position of a car traveling between two stop signs along a straight city block is given by r9t-432sin2t5m where t
a rectangular blade weighing 002 lbf is kept in the surface of water sigma0073 nm solely by surface tension forces what
determine the minimum force p to prevent a 30kg rod ab from sliding on a wall the contact surface at b is smooth
the wood specimen is to be loaded in a testing machine until it fails in tension the ultimate normal strength of the
1it the mean annual runoff of a drainage basin of 10000 km2 is 140 m3s and the average annual precipitation is 105 cm
an aggregate blend is composed of 53 coarse aggregate by weight sp gr 2702 43 fine aggregate sp gr 2621 and 4 filler sp
the steel rails of a continuous straight railroad track are each 60 ft long and are laid with spaces between their ends
a hollow rectangular steel beam is 18 cm deep by 10 cm wide outside dimensions the walls are 2 cm in thickness from the
while designing a shock absorbing bumper for a 5-mg rail car the spring used for the bumper follows a nonlinear
1an electron is released from rest at a perpendicular distance of 99 cm from a line of charge on a very long
a wheel rolls to the right with an angular velocity of 2 rads while slowing down at a rate of 3 rads2 knowing the wheel
select an st shape to be used as a 20-ft long tension member to resist the following service loads dead load38kips live
use lrfd and select an american standard channel shapefor the following tensile loads dead load54 kips live load 80
an alloy has a yield strength of 41 ksi a tensile strength of 57 ksi and an elastic modulus of 16 x 106 psi a