## What is equal to Joules per second?

Watts

Watts are defined as 1 Watt = 1 Joule per second (1W = 1 J/s) which means that 1 kW = 1000 J/s. A Watt is the amount of energy (in Joules) that an electrical device (such as a light) is burning per second that it’s running.

**What is SI unit of joule?**

The SI unit for energy is the joule (J): 1 J=1 newton metre (N m). Another unit is the calorie (cal), which is defined as the heat required to raise the temperature of 1 g of pure water by 1°C at 1 atm pressure. The international table calorie (calIT) is fixed at 4.1868 J exactly.

**What is a SI unit of work?**

The SI unit of work is the joule (J), the same unit as for energy.

### What is newton SI unit?

newton, absolute unit of force in the International System of Units (SI units), abbreviated N. It is defined as that force necessary to provide a mass of one kilogram with an acceleration of one metre per second per second.

**Is kJ an SI unit?**

Thus, a kiloJoule (kJ) is 1000 Joules and a megaJoule (MJ) is 1,000,000 Joules. A related unit is the Watt, which is a unit of power (energy per unit time). There are many other energy units besides the “Système International d’Unités (SI)”.

**What is the SI unit of work define it class 9?**

Joule

S.I. unit of work is Joule. Work done when a force of 1 Newton displaces the body through a distance of 1 metre in the direction of force.

#### What is SI unit of mass?

The SI unit of mass is the kilogram (kg).

**Is pascal a SI unit?**

pascal (Pa), unit of pressure and stress in the metre-kilogram-second system (the International System of Units [SI]). A pascal is a pressure of one newton per square metre, or, in SI base units, one kilogram per metre per second squared.

**Is joules a unit of force?**

joule, unit of work or energy in the International System of Units (SI); it is equal to the work done by a force of one newton acting through one metre. Named in honour of the English physicist James Prescott Joule, it equals 107 ergs, or approximately 0.7377 foot-pounds.

## What is the formula of 1 joule?

1 joule of work = 1 N of force x 1 m of distance In the English system of units, where force is measured in pounds, work is measured in a unit called the foot-pound (usually abbreviated ft-lb).

**What is meant by 1 joule of work?**

1 Joule is amount of work done when a force of 1 Newton displaces a body through a distance of 1m in the direction of the force applied.

**What is the SI unit of force?**

The SI unit of force is the newton, symbol N. The base units relevant to force are: The kilogram, unit of mass — symbol kg. The second, unit of time — symbol s.

1 thermochemical calorie = 4.184 J

### How to calculate joules formula?

– Joules = watts x seconds – Joules = amps² x ohms x seconds – Joules = ½ x mass x (meters/seconds)² – Joules = newtons x meters

**What units are used to measure Joule?**

What units make a joule? Then, in terms of SI base units a joule is equal to a kilogram times meter squared divided by a second squared (kg×m2s2) ( kg × m 2 s 2 ) . Another common unit of energy that is often used is the calorie (cal), which is equivalent to 4.184 J. Is ERG a unit of energy?

**What is the equation for joules?**

One joule is equal to: 1 ×10^7 erg. One joule is also equivalent to onewatt-second. How to calculate Joule:- Work = Mass * Gravity * Height and is measured in Joules. Example:- Imagine you find a 2 -Kg book on the floor and lift it 0.75 meters and put it on a table. Similarly, it is asked, what is the formula for a Joule?