Mechanics Applied to EngineeringLongmans, Green and Company, 1904 - 770 страници |
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... units are usually termed " derived " units . Units . Time ( t ) .- Unless otherwise stated , we shall take one second as the unit of time , but sometimes we shall find it convenient to take minutes and hours . Mass ( M ) .- Unit , one ...
... units are usually termed " derived " units . Units . Time ( t ) .- Unless otherwise stated , we shall take one second as the unit of time , but sometimes we shall find it convenient to take minutes and hours . Mass ( M ) .- Unit , one ...
Страница 2
... unit and the fundamental units is termed the dimensions of the unit . As an example , see p . 20 , Chapter II . Speed . When a body changes its position relatively to surrounding objects , it is said to be in motion . The rate at which ...
... unit and the fundamental units is termed the dimensions of the unit . As an example , see p . 20 , Chapter II . Speed . When a body changes its position relatively to surrounding objects , it is said to be in motion . The rate at which ...
Страница 4
... unit of velocity is usually taken as 1 foot per second . Velocity in feet ) space ( feet ) traversed in a given direction time ( seconds ) per second = v = S or s = vt I ft . per second = 0'305 metre per second " " دو وو = 0.682 mile ...
... unit of velocity is usually taken as 1 foot per second . Velocity in feet ) space ( feet ) traversed in a given direction time ( seconds ) per second = v = S or s = vt I ft . per second = 0'305 metre per second " " دو وو = 0.682 mile ...
Страница 5
... unit of space adopted , and only depends on the time unit , but the time unit is one second in all systems of measurement , hence all angular measurements are the same for all systems of units - an important point in favour of using ...
... unit of space adopted , and only depends on the time unit , but the time unit is one second in all systems of measurement , hence all angular measurements are the same for all systems of units - an important point in favour of using ...
Страница 7
... Unit momentum is that of unit mass moving with unit velocity- Mo Ms = Mv = t Impulse . Consider a ball of mass M travelling through the air with a velocity 71 , and let it receive a fair blow in the line of motion ( without causing it ...
... Unit momentum is that of unit mass moving with unit velocity- Mo Ms = Mv = t Impulse . Consider a ball of mass M travelling through the air with a velocity 71 , and let it receive a fair blow in the line of motion ( without causing it ...
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acceleration angle angular velocity balance weight balls beam bearing bending bending moment bending-moment diagram body Calculate cent centre of gravity centrifugal circle coefficient compression connecting-rod constant crank Crown 8vo curve cylinder deflection diameter direction distance efficiency elastic limit ELEMENTARY energy engine equal feet per second Find flange flywheel force acting given governor hence horizontal Illustrations increase inertia length load material maximum mechanism metal method moment of inertia neutral axis orifice parallel pipe piston plane plate polygon pressure pulley pump R₁ radius of gyration ratio revolutions per minute rivets rotation shaft shear shear stress shown in Fig side speed square inch strain stress stroke strut surface tangent tensile tensile stress tension tons per square triangle turbine V₁ valve vanes varies vertical virtual centre W₁ Watt governor wheel Young's modulus
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