1. A force of 20 N acts upon a 5 kg block. Calculate
the acceleration of the object. ans0401
(35.0K)
2. An object of mass 300 kg is observed to accelerate
at the rate of 4 m/s^{2}. Calculate the force required to produce
this acceleration. ans0402
(34.0K)
3. A 5 kg block is pulled across a table by
a horizontal force of 40 N with a frictional force of 8 N opposing the
motion. Calculate the acceleration of the object. ans0403
(39.0K)
4. An object of mass 30 kg is in free fall in
a vacuum where there is no air resistance. Determine the acceleration of
the object. ans0404
(31.0K)
5. An object of mass 30 kg is falling in air
and experiences a force due to air resistance of 50 newtons.  Determine the net force acting on the object and
 calculate the acceleration of the object. ans0405
(39.0K)
6. A student pushes on a crate with a force
of 100 N directed to the right. What force does the crate exert on the student? ans0406
(29.0K)
7. A force of 200 N is exerted on an object
of mass 40 kg that is located on a sheet of perfectly smooth ice.  Calculate the acceleration of the object.
 If a second object identical to the first object is placed on top of the first object, what acceleration would the 200 N force produce? ans0407
(37.0K)
8. Just before opening her parachute a skydiver
of mass 50 kg reaches terminal velocity. Calculate the force of air resistance. ans0408
(36.0K)
9. For a person who has a mass 60 kg, calculate
the weight in newtons and in pounds. ans0409
(37.0K)
10. An object of mass 10 kg is accelerated upward
at 2 m/s^{2}. What force is required? ans0410
(42.0K)
