Answer:
<h2>10,000 kg</h2>Explanation:
The mass of the train can be found by using the formula
k is the kinetic energy
v is the velocity
From the question we have
We have the final answer as
<h3>10,000 kg</h3>Hope this helps you
What mass of water will fill a tank that is 100.0 cm long, 50.0 cm wide, and 30.0 cm high? Express the answer in grams.
1 answer:
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Answer:
1 hour
Explanation:
Speed of the first boat = 30 mph
Speed of the second = 40 mph
The boats will cover different distances but the time taken will be the same.
Time taken by the boats = t
Distance = Speed × Time
Distance covered by the first boat = 30t
Distance covered by the second boat = 40t
Distance between the boats = 50 mi
From the Pythagoras theorem
Time taken by the boats when they are 50 mi away is 1 hour