Find an expression for the magnitude of the initial velocity
Law of Gravitation- Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^-11 m^3 Kg^-1 s^-2
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A 101.0 N grocery cart is pushed 10.0 m along an aisle by a shopper who exerts a constant horizontal force of 40.0 N. If all frictional forces are neglected and the cart starts from rest, what is the grocery cart's final speed?
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A particle moves along the x axis according to the equation x=50t +9t^2 (where t is in seconds and x is in meters). Calculate the instantaneous acceleration of the particle at t= 3.0s
A vertical spring with a force constant of 700 N/m is initially at equilibrium. A 10 kg mass is attached to the end of the spring, causes it to elongate. What will be the maximum elongation/deformation of the spring?
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