The speed of light in vacuum provides a convenient universal relationship between distance and time, so in physics (particularly in quantum physics) and often in chemistry, a jiffy is defined as …

The term ‘jiffy’ has branched out to mean different time values in other fields than it does in physics and chemistry. In computer science, for instance, what a jiffy precisely defines time …

2016年12月7日 · The meaning of JIFFY is a very short period of time : moment, instant. How to use jiffy in a sentence.

For physicists, a jiffy is how long light takes to travel a distance of one femtometre, which is a millionth of a millionth of a millimetre. That means that there are about three hundred thousand …

2018年11月11日 · What does in a jiffy mean? Before we did everything in a hot second, we did them in a jiffy, an informal expression for “in a very short time.”

(Definition of jiffy from the Cambridge Business English Dictionary © Cambridge University Press)

2024年2月2日 · While it is not strictly defined in the International System of Units (SI), it is widely recognized as a brief unit of time. In scientific applications, a jiffy can point to different time …

In electronics, a jiffy is the time between alternating current power cycles (1/60 or 1/50 of a second). In computing, a jiffy was originally the time between two ticks of the system timer …

2021年5月24日 · What is a jiffy anyway? A jiffy is a measure of time. Sometime in the 18th Century, a jiffy was slang for ‘lightning’. In the 20th Century, American chemist, Gilbert Lewis …

2022年12月11日 · In physics, a jiffy is the time taken for light to travel a set distance; one definition is the distance of one fermi, 10-15 metres. Here a jiffy is around 3 x 10-29 seconds. It...