photon
/ˈfəʊtɒn/noun
उच्चारण फ़ोटॉन
फोटॉन, प्रकाश-कण
Advanced word
noun
- 1
[C] physics
a unit of energy that carries light and other forms of electromagnetic radiation and has no mass
फोटॉन, प्रकाश-कण
- Light is made up of tiny packets of energy called photons.
- When an electron loses energy, it can give out a photon.
✓In the exam
General knowledge
The photon has zero rest mass and always travels at the speed of light in a vacuum.
GK के लिए, photon का विराम द्रव्यमान (rest mass) शून्य होता है और यह निर्वात में हमेशा प्रकाश की गति से चलता है।