- What is the smallest unit of energy?
- How do you calculate work done?
- What is the unit of weight?
- What is the basic unit of energy?
- What happens to the body on which work is done?
- How fast is a jiffy?
- What is the smaller unit of work?
- What is the smallest unit called?
- Which is the smallest unit of time?
- What is the highest unit of energy?
- How long is 1 Planck time?
- What is the highest unit of time?

## What is the smallest unit of energy?

The Planck constant is.

J s.

Planck’s constant represents the smallest energy unit, which moves at the speed of light; it is a photon..

## How do you calculate work done?

Work is done when a force that is applied to an object moves that object. The work is calculated by multiplying the force by the amount of movement of an object (W = F * d). A force of 10 newtons, that moves an object 3 meters, does 30 n-m of work.

## What is the unit of weight?

The Metric System of Measurements uses the mass units: gram (g), kilogram (kg) and tonne (t)….Mass (weight) Units.1 gigatonne(Gt)=1 000 000 000 000 000 g1 tonne(t)=1 000 000 g1 kilogram(kg)=1 000 g1 gram(g)=1 g1 milligram(mg)=0.001 g4 more rows

## What is the basic unit of energy?

Joule (J). This is the basic energy unit of the metric system, or in a later more comprehensive formulation, the International System of Units (SI). It is ultimately defined in terms of the meter, kilogram, and second.

## What happens to the body on which work is done?

Work done on a body is equal to the increase in the energy of the body, for work transfers energy to the body. If, however, the applied force is opposite to the motion of the object, the work is considered to be negative, implying that energy is taken from the object.

## How fast is a jiffy?

In astrophysics and quantum physics a jiffy is, as defined by Edward R. Harrison, the time it takes for light to travel one fermi, which is approximately the size of a nucleon. One fermi is 10−15 m, so a jiffy is about 3 × 10−24 seconds.

## What is the smaller unit of work?

JouleIn the case of work (and also energy), the standard metric unit is the Joule (abbreviated J). One Joule is equivalent to one Newton of force causing a displacement of one meter. In other words, The Joule is the unit of work.

## What is the smallest unit called?

atomThe atom is the smallest and most fundamental unit of matter.

## Which is the smallest unit of time?

ZeptosecondSee you in a zeptosecond! Scientists have measured the world’s smallest unit of time, and it’s called the zeptosecond. It was recorded by a group of scientists at Goethe University, in Germany and published in the Science journal.

## What is the highest unit of energy?

JouleIn the SI unit system, Joule (J) is considered as the largest unit of energy. 1 Joule is the amount of energy that is required in order to move an…

## How long is 1 Planck time?

Planck time is roughly 10−44 seconds. However, to date, the smallest time interval that was measured was 10−21 seconds, a “zeptosecond.” One Planck time is the time it would take a photon travelling at the speed of light to cross a distance equal to one Planck length.

## What is the highest unit of time?

supereonThe largest unit is the supereon, composed of eons. Eons are divided into eras, which are in turn divided into periods, epochs and ages.