You want to create a device to warm food that is safe. Which type of electromagnetic wave would be most useful to investigate? A
2 answers:
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Answer:
Final speed of boat + man is 1.66 m/s
Explanation:
As we know that there is no friction on the system or there is no external force on this system
So here we can use momentum conservation here
so we have
m = 85 kg
M = 135 kg
v = 4.30 m/s
now we have