Dynamics Review Flashcardizz | Honors Physics

Front

What is the net force on an object at the highest point of its vertical path?

Back

The net force is equal to the weight of the object.

Front

What does Newton's Third Law state?

Back

For every action, there is an equal and opposite reaction.

Front

How is the normal force calculated when a force is applied at an angle?

Back

Normal force = mg - Fapp*sin(θ) where Fapp is the applied force.

Front

What is the acceleration of a block of mass m attached to a block of mass 4m over a frictionless pulley?

Back

The acceleration of the descending block is g/5.

Front

What is the formula for kinetic friction force?

Back

Kinetic friction force = μmg*cos(θ).

Front

What is the relationship between mass, weight, and gravitational force?

Back

Weight is the force of gravity acting on an object, calculated as weight = mass * g.

Front

What is the significance of the coefficient of friction (μ)?

Back

The coefficient of friction quantifies the amount of frictional force between two surfaces.

Front

What is the difference between static and kinetic friction?

Back

Static friction acts on an object at rest, while kinetic friction acts on an object in motion.

Front

How does the angle of applied force affect the normal force?

Back

An increase in the angle of the applied force decreases the normal force.

Front

What is the formula for calculating gravitational force?

Back

Gravitational force = G * (m1 * m2) / r^2, where G is the gravitational constant.