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kodGreya [7K]
3 years ago
10

Shawn and his bike have a total mass of

Physics
1 answer:
Soloha48 [4]3 years ago
5 0
Speed = distance / time
Speed = 700m / 792s = 0.88383838m/s

0.5 times mass times velocity^2
0.5 times 52.9 times 0.8..^2
= 20.6619541

Not sure if it is actually correct tho



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Answer:

Whether the force exerted by the locomotive on the wall was larger

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Explanation:

The Newton's third law of motion States that every force have it's equal and opposite reaction force, whose magnitude is the same as the applied force. Therefore the magnitude of these opposite forces will be equal.

So we have;

F12=-F21

F12 is the force in a direction

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Therefore we see that the magnitude of the force the locomotive exerts on the wall is equal to the one the wall exerts on the locomotive. Both magnitudes are equal but in opposite directions.

6 0
3 years ago
X=16.2 cos(4.68t+0.420). What is the velocity of the oscillator at t=7.97 s?
pochemuha

Answer:

If using radians: 16.2

If using degrees: 12.8

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Explanation:

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7 0
3 years ago
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Calculate the speed of a body covering a distance of 320 km in 4h
Mice21 [21]

We have that the  speed of a body covering a distance of 320 km in 4h is mathematically given as

V=22.22m/s is

<h3 /><h3>
Speed</h3>

From the question we are told

calculate the speed of a body covering a distance of 320 km in 4h

Generally the equation for the  Speed  is mathematically given as

V=\frac{distance }{time}\\\\Therefore\\\\V=\frac{320*1000}{4*60*60}\\\\

V=22.22m/s

Hence

The  speed of a body covering a distance of 320 km in 4h is

V=22.22m/s

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4 0
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Explanation:

Given that,

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R_{min}=|A_1|-|A_2|\\\\=15-25\\\\=-10

So, the magnitude of this sum either 45 or -10.

6 0
2 years ago
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