Who receisved the Nobel prize for photo electricity ?

Answer

**Step-by-Step Solution:**

1. **Identify the Subject Matter:**
The question asks about the Nobel Prize related to photoelectricity.

2. **Recall the Key Scientist:**
The scientist who is most famously associated with the photoelectric effect is Albert Einstein. He was awarded the Nobel Prize in Physics in 1921.

3. **Understand the Contribution:**
Albert Einstein's work on the photoelectric effect demonstrated that light can be thought of as particles (photons) that can transfer energy to electrons in a metal, causing them to be ejected. This was a significant contribution to the field of quantum physics.

4. **Conclude the Answer:**
Therefore, the answer to the question is that Albert Einstein received the Nobel Prize for his explanation of the photoelectric effect.

**Final Answer:**
Albert Einstein received the Nobel Prize for photoelectricity.

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