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## #1 2017-10-02 07:00:13

**hamidoon123****Moderator**- Registered: 2017-09-21
- Posts: 50,766

### Einstein's mass-energy equation is:

# 9th Class Punjab Board Exams Quizzes MCQs Quizzes Punjab Physics Online 9th Class Test Lesson 6 Work and Energy

**Question:**

Einstein's mass-energy equation is:

**Option A):**

E = m²c**Option B):**

E = 2mc**Option C):**

E = mc**Option D):**

E = mc²

**Correct Answer is Option D):**

E = mc²

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## 2017-10-02 07:00:13

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### Re: Einstein's mass-energy equation is:

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