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A 1500 kg car traveling due east at 20
m/s slows to a stop in 5.0 seconds. What is the impulse?

Sagot :

30,000N/S this is because impulse =force*time therefore to get the force mass*acceleration. Using Newton’s first law of motion to find acceleration ie. V-u/t =-4m/s^2
Equating to the question 1500*4=6000N *5=30,000N/S
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