erick's physics thingy
When a 12-newton horizontal force is applied to a box on a horizontal tabletop, the box remains at rest. The force of static friction acting on the box 1S
12 N
A 5.0-kilogram box is sliding across a level floor. The box is acted upon by a force of 27 newtons east and a frictional force of 17 newtons west. What is the magnitude of the acceleration of the box?
2 m/s^2
The diagram below shows a horizontal 8.0-newton force applied to a 4.0-kilogram block on a frictionless table.
2 m/s^2
An 8.0-newton wooden block slides across a horizontal wooden floor at constant velocity. What is the magnitude of the force of kinetic friction between the block and the floor?
2.4 N
The weight of a 2.0-kilogram mass on planet A is 40 Newtons. The acceleration due to gravity on planet A is closest to
20 m/s^2
An object weighs 100. Newtons on Earth's surface. When it is moved to a point one Earth radius above Earth's surface, it will weigh
25 N
On the surface of planet X, a body with a mass of 10. kilograms weighs 40. newtons. The magnitude of the acceleration due to gravity on the surface of planet X is
4 m/s^2
A box weighing 46 newtons rests on an incline that makes an angle of 25° with the horizontal. What is the magnitude of the component of the box's weight perpendicular to the incline?
42 N
At a certain location, a gravitational force with a magnitude of 350 newtons acts on a 70.-kilogram astronaut. What is the magnitude of the gravitational field strength at this location?
5 N/kg
The magnitude of the force that a baseball bat exerts on a ball is 50. Newtons. The magnitude of the force that the ball exerts on the bat is
50 N
A rubber block weighing 60. newtons is resting on a horizontal surface of dry asphalt. What is the magnitude of the minimum force needed to start the rubber block moving across the dry asphalt?
51 N
Base your answer to the following question on the diagram below which shows a 2.0-kilogram cart traveling at a constant speed in a horizontal circle of radius 3.0 meters. The magnitude of the centripetal force of the cart is 24 Newtons. What is the speed of the cart?
6 m/s
The magnitude of the gravitational force between two obiects is 20. Newtons. If the mass of each object were doubled, the magnitude of the gravitational force between the objects would be
80 N
A man weighing 800 N is standing on a chair. i'm order to support the man, the chair is exerting a force of
800 N
The fundamental units for a force of one Newton are
kg-m/s^2
A 750-newton person stands in an elevator that is accelerating downward. The upward force of the elevator floor on the person must be
less than 750 N
