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Three blocks A, B and C are pulled on a horizontal smooth surface by a force of 80 N as shown in figure The tensions T 1 and T 2 in the string are respectively: 5 kg 3 kg 2 kg A B C T 1 T 2 F = 80 N

1. 80 N, 100 N
2. 88 N, 96 N
3. 40 N, 64 N
4. 60 N, 80 N

Correct answer: 40 N, 64 N

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