Jawaban:
D. 50000 Pa
Penjelasan:
m = 9 kg
Berat beban :
w = mg
w = 9(10)
w = 90 N
Luas penampang balok :
A = p . l
A = 3 cm × 6 cm
A = 18 cm² → 18 × 10-⁴ m²
Tekanan yang dialami balok :
P = w / A
P = 90 / 18 × 10-⁴
P = 50000 Pa
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Jawaban:
D. 50000 Pa
Penjelasan:
m = 9 kg
Berat beban :
w = mg
w = 9(10)
w = 90 N
Luas penampang balok :
A = p . l
A = 3 cm × 6 cm
A = 18 cm² → 18 × 10-⁴ m²
Tekanan yang dialami balok :
P = w / A
P = 90 / 18 × 10-⁴
P = 50000 Pa