GENERAL KNOWLEDGE

GK

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is Hooke’s Law?
A
Force is inversely proportional to displacement.
B
Force is directly proportional to displacement.
C
Force is inversely proportional to the square of displacement.
D
Force is directly proportional to the square of displacement.
Explanation: 

Detailed explanation-1: -Mathematically, Hooke’s law states that the applied force F equals a constant k times the displacement or change in length x, or F = kx.

Detailed explanation-2: -Hooke’s Law is linear. Hooke’s law states that the restoring force is proportional to the displacement.

Detailed explanation-3: -The magnitude of the force required to change the length of a spring-like object is directly proportional to the spring constant and the displacement of the spring. Elastic potential energy is directly proportional to the square of the change in length and the spring constant.

Detailed explanation-4: -Hooke’s Law Equation The Hooke’s Law Calculator uses the formula Fs =-kx where F is the restoring force exerted by the spring, k is the spring constant and x is the displacement, or distance the spring is being stretched.

Detailed explanation-5: -By convention, the minus or negative sign is present in F=-kx. The restoring force F is proportional to the displacement x, according to Hooke’s law.

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