Force, Mass, Acceleration
Not what you're looking for?
1. A horizontal force of 7.2 N acting on a 1.0 kg object initially at rest moves it through a parallel distance of 2.5 m. How much work is done on the object?
2. A student with a mass of 71 kg climbs a flight of stairs 5.0 m high in 10s. Calculate the power expended by the student.
3. A box of mass 5.0 kg is pulled vertically upwards by a force of 68 N applied to a rope attached to the box. Find a) the acceleration of the box, and b) the vertical velocity of the box after 2 seconds.
Purchase this Solution
Solution Summary
This posting contains the solution to the given problems.
Purchase this Solution
Free BrainMass Quizzes
Classical Mechanics
This quiz is designed to test and improve your knowledge on Classical Mechanics.
Basic Physics
This quiz will test your knowledge about basic Physics.
Introduction to Nanotechnology/Nanomaterials
This quiz is for any area of science. Test yourself to see what knowledge of nanotechnology you have. This content will also make you familiar with basic concepts of nanotechnology.
The Moon
Test your knowledge of moon phases and movement.
Intro to the Physics Waves
Some short-answer questions involving the basic vocabulary of string, sound, and water waves.