हिन्दी में पढ़ेंHome › Formulas › Oscillations & waves › SHM energy
SHM energy
E = ½kA² = ½mω²A²
Where: A = area (m²) / amplitude, E = energy (J) / electric field (N/C), k = spring constant (N/m) / Coulomb constant
Solved example
Given: A = 7, k = 5
Find: E (energy (J) / electric field (N/C))
- Formula: E = A²·k/2
- Substitute the values: E = 5·7²/2
- Result: E = 122.5 J
Answer: E = 122.5 J
Calculator
How to calculate SHM energy
- Write down the formula: E = ½kA² = ½mω²A².
- Note the known values (A, k).
- Substitute them and simplify to find E.
- Use the calculator above to solve for any letter.
Frequently asked questions
What is the formula for SHM energy?
The formula is E = ½kA² = ½mω²A², where A = area (m²) / amplitude, E = energy (J) / electric field (N/C), k = spring constant (N/m) / Coulomb constant.
What is SHM energy when A = 7, k = 5?
E = 122.5 J. Substitute the values into E = ½kA² = ½mω²A² and simplify.