# What is hooks law

## What is Hooke’s Law simple explanation?

Hooke’s Law is a principle of physics that states that the that the force needed to extend or compress a spring by some distance is proportional to that distance. … In addition to governing the behavior of springs, Hooke’s Law also applies in many other situations where an elastic body is deformed.

## What is Hooke’s law for stress and strain?

Hooke’s law states that the strain of the material is proportional to the applied stress within the elastic limit of that material. When the elastic materials are stretched, the atoms and molecules deform until stress is been applied and when the stress is removed they return to their initial state.

## How is Hooke’s Law calculated?

An ideal spring obeys Hooke’s law, F = -kx. Details of the calculation: k = |F/x| = (0.1 N)/ (0.035 m) = 2.85 N/m.

## Does Hooke’s law apply to all materials?

Hooke’s law only holds for some materials under certain loading conditions. Steel exhibits linear-elastic behavior in most engineering applications; Hooke’s law is valid for it throughout its elastic range (i.e., for stresses below the yield strength).

## Why is Hooke’s law important?

Hooke’s Law, by Doodle Science, on youtube.com

Hookes law is important because it helps us understand how a stretchy object will behave when it is stretched or compacted. … The main component of car shocks are springs, and understanding how the spring will behave (using hookes law) is ideal for enhancing the technology.

## What is the main objective of the Hooke’s Law?

The main objective of this experiment is to show Hooke’s Law of spring, calculate the total energy absorbing in the spring. Measuring the stretching produced by different loads, added to the spring, tests the elasticity of a spring. When a spring is stretched by an applied force, a restoring force is produced.

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## What is strain formula?

Strain occurs when force is applied to an object. Strain deals mostly with the change in length of the object. Strain = Δ L L = Change in Length Original Length .

## What are the 3 types of stress?

Stress management can be complicated and confusing because there are different types of stress — acute stress, episodic acute stress, and chronic stress — each with its own characteristics, symptoms, duration and treatment approaches.

## What is formula of stress?

The stress formula is the divided product of the force by the cross-section area. Stress = F o r c e A r e a frac{Force}{Area} AreaForce. σ = AF.

## What is Hooke’s Law graph?

Provided that the limit of proportionality is not exceeded, a graph of stretching force against extension is a straight line through the origin, because Hooke’s Law is obeyed. … The gradient of the graph of force F, (y-axis), and extension e, (x-axis), is equal to the spring constant k.

## What is the force constant?

View this answer. In physics, a force constant is another name for a spring constant, as defined by Hooke’s law. More specifically, it is a proportionality constant…

## What is spring constant k?

Hooke’s Law: Calculating Spring Constants. … k is the spring constant, in Newtons per meter (N/m), and x is the displacement of the spring from its equilibrium position. The spring constant, k, is representative of how stiff the spring is. Stiffer (more difficult to stretch) springs have higher spring constants.

## What is Hooke’s Law for 1 D system?

Explanation: Hooke’s law states that strain is directly proportional to strain produced by the stress when a material is loaded within the elastic limit. … Explanation: For the 1-D system, the stress will be only in one direction. Lateral stress is for an area while normal stress is of a length.

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## How is Hooke’s law used today?

Hooke’s Law can be be applied to many things in everyday life. Most commonly, Hooke’s Law is applied in springs because of their elasticity. … For example, the spring of a retractable pen is stretched a certain distance by the force that the user applies on the pen when pushing down on the top of the pen.