tolong jawab pakai jalan
![](https://id-static.z-dn.net/files/dd8/8f9d1bee7819d8d796ea490590108bb7.jpg)
Tekanan
Diketahui:
- p = panjang = 30 cm
- l = lebar = 10 cm
- F = gaya = 12 N
Ditanya:
- P = tekanan ?
Jawaban
Cari luas bidang tekan
A = p × l
A = 30 × 10
A = 300 cm²
A = 0.03 m²
Cari tekanan
P = F/A
P = 12/0.03
P = 400 N/m² ✔