Mention and explain Isaac Newton's three equations of motion and explain them
1 answer:
Answer:
the first one says to every action there is equal but opposite in reaction
the second one say the time rate of change in momentum is directly proportional to the applied force
the third one says that a body at rest will continue to be at rest until an external force is acted
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<span>Force = Work done / distance = 4Nm / 2m = 2N</span>
Period = (1) / (frequency)
Period = (1) / (200 per second) = 0.005 second = 5 milliseconds
Answer:8.3m/sec 30 sec,
Explanation:
A student practicing for a track meet, ran 250 m in 30 sec. a. What was her average speed? 250 m = 8.3 m/sec 30 sec.
Answer:
0.23 J
Explanation:
k*(36 - 28) = 23
so k = 23/8 N/cm
W = k(32 - 28)²/2 = 23/8 * 4²/2 = 23 N-cm = 0.23 J
I think it's Barium sulfate, the soild and percipitate
