Penjelasan:
m= 400 kg
= 400 kga = 2 m/s²
T - w = m . a
T - w = m . aT - m . g = m . a
T - w = m . aT - m . g = m . aT = m . a + m . g
T - w = m . aT - m . g = m . aT = m . a + m . gT = m (a + g)
T = 400 (2 + 9,8)
Jadi, tegangan pada tali adalah 4720 N
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Penjelasan:
m= 400 kg
= 400 kga = 2 m/s²
T - w = m . a
T - w = m . aT - m . g = m . a
T - w = m . aT - m . g = m . aT = m . a + m . g
T - w = m . aT - m . g = m . aT = m . a + m . gT = m (a + g)
T = 400 (2 + 9,8)
T = 400 (2 + 9,8)T = 4720 N
Jadi, tegangan pada tali adalah 4720 N