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swat32
2 years ago
7

Question 1:

Mathematics
1 answer:
Morgarella [4.7K]2 years ago
3 0

Answer:

Step-by-step explanation:

KE = ½mv²

KE₁₀ = ½(1100)10² = 55000 = 55 kJ

KE₃₀ = ½(1100)30² = 495000 = 495 kJ

9 times greater

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