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The space shuttle has a mass of 2.0 x 106 kg. At lift-off, the engines generate an upward force of 3.0 x 107 N. a. What is the acceleration of the shuttle? b. If the shuttle is in outer space...

The maximum force that the handles on a grocery bag can withstand and not rip is 250 N. a. If 20 kg of groceries are lifted from the floor to the table with an acceleration of 5 m/s2, will the...

A tow-truck is trying to pull a 1.4 x 103 kg car out of some mud. The coefficient of static friction is 0.76. What force will the tow truck have to apply to the car before it will start to move?...

Bob pulls on a 10 kg mass with a force of 40.0 N North. Sally pulls at the same time on the mass with a force of 30.0 N West. What will be the resulting acceleration if the mass is on a frictionless...

A 25 kg box is pulled across a wooden floor with a rope. The rope makes an angle of 30o with the floor. The coefficient of friction between the box and floor is 0.21. A force of 75 N is exerted on...

A 50-N applied force (pulling 30 degrees up from the horizontal) accelerates a 5 kg box across a horizontal floor. a. What is the normal force on the box? b. If the coefficient of friction...

a 985kg dragster, starting from rest, attains a speed of 43.6 m/s in 0.82 seconds. what is the acceleration of the dragster?

2.  if you are using a hammer to  hit a stake into the ground why will the acceleration of the hammer be less than the acceleration of the stake?   a.  force of the hammer...

A box of mass 22 kg slides down a 22o slope with a coefficient of friction of 0.13. Find: a)the weight of the box b) the normal force on the box c) the frictional force...