IT means computer-aided manufacturer!
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Yes, Impulse is a vector.By definition impulse is a force F, multiplied by the amount of time dt thatis applied to a body with mass m, to give him an increment of velocity dv.F dt = m dv
Newton's 2nd law state that the rate of momentum is proportional to the impressed force & the change in momentum takes place in the direction of force. Mathematically , F = dP/dt = m dv/dt + vdm/dt = m dv/dt = ma [for constant mass system dm/dt = 0] Application: In rocket propulsion, rocket propulsion represents a system of variable mass. This situation is analysed by generalising 2nd law to give result. Thrust generated by leaving mass = urel dM/dt , where urel = velocity (relative) of detached mass w.r.t. parent mass and dM/dt = rate of change of mass Hence a = urel dM/dt /Mo - dM/dt . t
A rocket in space operates off the expelled mass, from the conservation of momentum, dmv/dt = mdV/dt + Vdm/dt =0, The rocket is acceleration is mdV/dt = -Vdm/dt. The exhaust is Vdm/dt which is the force pushing the rocket forward as the exhaust goes out.
what dose mass production mean
production process means the art because it is in dt
Rockets work on the conservation of vector energy, cP. 0 = dcP/dr = cdP/cdt=dP/dt = d(mV)/dt = mdV/dt + Vdm/dt=0 Thus, mdV/dt = -Vdm/dt, or (dV/dt)/V = -(dm/dt)/m. The Rocket's mass accelerates at the rate of the mass changes dm/dt.
Newton's 2nd law state that the rate of momentum is proportional to the impressed force & the change in momentum takes place in the direction of force. Mathematically , F = dP/dt = m dv/dt + vdm/dt = m dv/dt = ma [for constant mass system dm/dt = 0] Application: In rocket propulsion, rocket propulsion represents a system of variable mass. This situation is analysed by generalising 2nd law to give result. Thrust generated by leaving mass = urel dM/dt , where urel = velocity (relative) of detached mass w.r.t. parent mass and dM/dt = rate of change of mass Hence a = urel dM/dt /Mo - dM/dt . t
"for mass production"
Mass production is the production of large quantities of a standardized article. Also, it can mean to manufacture goods. It is normally done in an assembly line.
One formula for force is Newton's Second Law of Motion: Force = Mass * Acceleration or F = ma On the earth's surface, F=mg where F= weight m= mass g= acceleration due to gravity In fact, force is the rate of change of momentum and is given by: F = dp/dt where p is momentum. F = dp/dt can be expanded to F = v(dm/dt) + m(dv/dt) where m is mass, v is velocity. F = m(dv/dt) = ma. This is for constant mass. F = v(dm/dt) is used when velocity is constant but mass is changing.
One formula for force is Newton's Second Law of Motion: Force = Mass * Acceleration or F = ma On the earth's surface, F=mg where F= weight m= mass g= acceleration due to gravity In fact, force is the rate of change of momentum and is given by: F = dp/dt where p is momentum. F = dp/dt can be expanded to F = v(dm/dt) + m(dv/dt) where m is mass, v is velocity. F = m(dv/dt) = ma. This is for constant mass. F = v(dm/dt) is used when velocity is constant but mass is changing.
Newton's 2nd law state that the rate of momentum is proportional to the impressed force & the change in momentum takes place in the direction of force. Mathematically , F = dP/dt = m dv/dt + vdm/dt = m dv/dt = ma [for constant mass system dm/dt = 0]
It means that there is mass production of some type of object.
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