A 3 kg mass is connected by a spring to a 2 kg mass. A 10 N force acts on the 2 kg mass, whose acceleration at an instant is 2 m s⁻². The acceleration of the 3 kg mass at that instant is:
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A 3 kg mass is connected by a spring to a 2 kg mass. A 10 N force acts on the 2 kg mass, whose acceleration at an instant is 2 m s⁻². The acceleration of the 3 kg mass at that instant is:
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