What is work and power in physics?
What is work and power in physics?
WORK = W=Fd. Because energy is the capacity to do work , we measure energy and work in the same units (N*m or joules). POWER (P) is the rate of energy generation (or absorption) over time:P = E/t. Power’s SI unit of measurement is the Watt, representing the generation or absorption of energy at the rate of 1 Joule/sec.
What is the definition of work and energy?
In physics, work is the energy transferred to or from an object via the application of force along a displacement. Work transfers energy from one place to another, or one form to another. The SI unit of work is the joule (J), the same unit as for energy.
What is work and energy short answer?
Answer. Work: It is defined as the product of force applied and the distance moved by the body on the application of the force. In SI it is measured in joule. Energy : It is defined as the capacity of a body to do work. Power: It is defined as the rate of doing work.
How are work, energy and power related in physics?
Work, Energy and Power Work, energy and power are the most used terms in Physics. They are probably the first thing you learn in your Physics class. Work and energy can be considered as two sides of the same coin.
Is the energy of work always the same?
Work done is always the same. Energy can be of different types such as kinetic and potential energy. The mathematical representation of work is W = F.d where F is the force applied and d is the displacement of the object.
What do you learn in work power and energy module?
In this module, you will learn the fundamentals of WORK, POWER and ENERGY and their applications in everyday simple machines. The terms work, power and energy are often used in our daily conversations but have different meanings in Physics. This module will give specific scientific meanings and explanations to these terms.
Which is the correct formula for work and energy?
The mathematical representation of work is W = F.d where F is the force applied and d is the displacement of the object. The mathematical representation of energy for kinetic energy is KE = 1/2 mv 2 and for potential energy is PE = mgh where, m is the mass, v is the velocity, g is the acceleration due to gravity, and h is the height.