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a copper-silver bimetallic wire 1 cm in diameter is prepared by co-extrusion with copper as the core and silver as the outer layer the desired
carbon nanotubes cnts with low weight density 13 g cm3 high tensile strength 50 gpa and modulus of elasticity 1 tpa in the axial direction have been
five kilograms of continuous boron fibers are introduced in a unidirectional orientation into 8 kg of an aluminum matrixcalculatea the density of
two insulated and identical tanks are filled with nitrogen one tank is at 1 bar 250o c and the other is at 5 bar 25oc if the two tanks are
deliverablesa qfd chart showing the relationships between the customer requirements and the engineering specifications refer to the ullman
you are an engineer for whyshophere toys you have been tasked with the followingdesign a childs toy to provide food for fish in an aquarium the
a pump is used to deliver discharge of 005 m3s from a river to a storage reservoir the system consists of 500 m of 015 m cast iron pipe
find the diameter of drawn tubing e 00015 mm to transport 0002 m3s of 20oc water over 400 m length so that the head loss does not exceed
consider a fully developed laminar flow of a fluid through a 200 m long and 4 cm diameter horizontal and circular pipe the density and the viscosity
the connecting rod of a four stroke cycle diesel engine is of circular section and of length 550 mm the diameter and stroke of the cylinder are
vacuum gauge indicates that the pressure of air in a closed chamber is 02barvacuumthe pressure of the surrounding atmosphere is equilent to a 750-mm
the base of a spring -mass- damper system is subjected to the periodic displacement determine the response of the mass using the principle of
calculate the angular deflection in degrees produced in a solid circular shaft of diameter 125mm and length 05 m when the shear stress is 25mpa and
the transmission output shaft for a heavy goods vehicle can withstand a safe working shear stress of 54mpa its outside diameter is 54mm and its
a hollow circular shaft has an internal diameter of 48 mm and an external diameter of 54 mm calculate the shear stress produced at the outer and
during paddling of a bicyclethe force of friction exerted by the ground on the two wheels isans since the rear wheel rotates by itself we only paddle
which of the statements are true for a particle moving in a circle with a constant angular speedans the angular speed is how fast the angle
a particle is acted upon by a force of constant magnitude which is always perpendicular to the velocity of the particle the motion of the particle
a solid sphere is rotating in free space if the radius of the sphere is increased keeping mass same which one of the following will not be
a ball is thrown from a point with a speed v at an angle of projection theta from the same point and at the same instant a person starts
what is the total value added by the new workshop in year 1 of the 5-year planassuming that the average quarterly demand is maintained over the
expected quarterly sales in year 1 vehicles the work content of a single unit of each product in each process has been estimated atusing ms-excel
a small producer of specialist vehicles is building a new workshop to meet expected demand for its products over a period of 5 years the workshop
this formative assignment seeks to develop and assess skills associated with basic modern ict tools and competence in the techniques of rough-cut
questhe spring controlled governor of the hartung type has two rotating masses each of 35 kg and the limits of their radius of rotation are 100 mm