What is constant if the net force acting on an object is zero?

His First Law states that an object with a net force of zero acting on it will remain at rest, if initially at rest, or it will maintain a constant velocity. Whenever a spring is stretched, if it is to remain motionless, it must experience equal and opposite forces at either end.

What is the force when body of mass 5 kg has an acceleration of 2 m s2?

Hence, the force acting on a body of mass 5 Kg and accelerating with an acceleration of 2 ms-2 is F = 10N.

How do you find velocity with net force?

Net force = force minus body weight. Acceleration = net force ÷ body mass (body weight ÷ the acceleration of gravity [9.81 m/s/s]) Velocity = acceleration × time.

How do you find the net force acting on an object?

Net force is the sum of all forces acting on an object. The net force can be calculated using Newton’s second law, which states that F = ma, where: F is the net force. m is the mass of the object.

Why is the net force zero?

If an object is in equilibrium, then its net force is zero by definition. Since the object is in equilibrium, it is not accelerating and so a = 0. Since this object is moving, but has acceleration 0, the object must be moving at a constant rate.

In which of the following net force is zero?

equilibrium
The net force is the vector sum of all the forces acting on an object. When an object is in equilibrium (either at rest or moving with constant velocity), the net force acting on it zero. A vector can only have zero magnitude if all of its components are zero.

What is the net force on the object *?

The net force is the vector sum of all the forces that act upon an object. That is to say, the net force is the sum of all the forces, taking into account the fact that a force is a vector and two forces of equal magnitude and opposite direction will cancel each other out.

How do you find net force with 4 forces?

When a force is applied to the body, not only is the applied force acting, there are many other forces like gravitational force Fg, frictional force Ff and the normal force that balances the other force. Therefore, the net force formula is given by, FNet = Fa + Fg + Ff + FN.

What is net force equation?

Net Force Equation Can Be Stated As Follows Fg = Gravitational force. Net force is when a body is in motion and many forces are active on it like gravitational force Fg, frictional force Ff, and the normal force. Therefore, the net force formula is given by. FNet = Fa + Fg + Ff + FN.

What is net force example?

Definition of a Net Force According to Newton’s Second Law, when a net force is acting on an object, then that object must be accelerating. Therefore, its speed changes from second to second. Hence when we first kick the soccer ball, it accelerates, and when the soccer ball begins to slow down it is again accelerating.

How do you get the net force zero?

If 2 forces push or pull on an object in opposite directions, and the two forces cancel each other exactly, the net force is zero.

What happens if there is no force on an object?

•If a net force is applied to an object it will accelerate – change its velocity It includes the law of inertia if there is no force, F = 0, then the acceleration = 0 F m the velocity doesn’t change no force is needed to keep an object moving with constant velocity. The “F” in F = m a

What is the net force of an object?

Example: Net force = 0 Net force = 0. • An object can have many forces acting on it at the same time. • If all the forces oppose each other exactly then the net force = 0 and the object will. either be at rest or move with constant velocity.

What is the net force when acceleration is zero?

If there is more than one force acting on an object, then F is the net force. If two people pull on an object with equal forces in opposite directions, then the net force is zero and the acceleration is zero.

What is NETnet force give an example?

net force. Example: Net force = 0 Net force = 0. • An object can have many forces acting on it at the same time. • If all the forces oppose each other exactly then the net force = 0 and the object will. either be at rest or move with constant velocity.