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Ugo [173]
3 years ago
5

A high speed train travels with an average speed of 227 km/h. The train travels for 2 h.how far does the train travel in meters?

Physics
2 answers:
Sedbober [7]3 years ago
8 0

2 x 227 km/h = 454 m

ella [17]3 years ago
8 0

Answer:

\boxed {\boxed {\sf 454 \ kilometers}}

Explanation:

Distance is the product of speed and time.

d=s*t

The speed of the train is 227 kilometers per hour. The time is 2 hours.

s= 227 \ km/hr \\t= 2 \ hr

Substitute the values into the formula.

d= 227 \ km/hr * 2 \ hr

Multiply and note that the hours will cancel each other out.

d= 227 \ km* 2

d=454 \ km

The train travels <u>454 kilometers</u> in 2 hours.

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The net force (unbalanced force) applied on an object is the product of_________and___________​
RSB [31]

Answer:

of its <u>mass</u> and its <u>acceleration</u>

<u>Explanation:</u>

based on Newton's second law of motion

5 0
2 years ago
Does uniform acceleration means increasing acceleration?
tatiyna
Yes. It means that the acceleration increases at a constant rate, for example 3 mph every second.
5 0
3 years ago
Elliot jumps up and down on a pogo stick. He weighs 600.N, and his pogo stick has a spring with spring constant 1100N/m. What is
tia_tia [17]

From conservation of energy, the height he will reach when he has gravitational potential energy 250J is 0.42 meters approximately

The given weight of Elliot is 600 N

From conservation of energy, the total mechanical energy of Elliot must have been converted to elastic potential energy. Then, the elastic potential energy from the spring was later converted to maximum potential energy P.E of Elliot.

P.E = mgh

where mg = Weight = 600

To find the height Elliot will reach, substitute all necessary parameters into the equation above.

250 = 600h

Make h the subject of the formula

h = 250/600

h = 0.4167 meters

Therefore, the height he will reach when he has gravitational potential energy 250J is 0.42 meters approximately

Learn more about energy here: brainly.com/question/24116470

4 0
3 years ago
The relationship between linear velocity and angular velocity
bonufazy [111]

In linear motion , when a body moves with uniform velocity , in time t , its linear displacement will be ;

S = r∅     S = vt

r∅ =  vt

r.∅ / t = v

As

v = rw

where ∅ = 90° is the angle between between radius vector r  and angular velocity w (omega )

In case ∅ ≠ 90° , we can write v = r w sin∅

It gives us v = w× r


7 0
3 years ago
8)
marishachu [46]

Answer:

The box will experience an acceleration.

Explanation:

Here, 2 N and 3 N forces are acting opposite to each other. In this case, the net force experience by the box would be (3-2)N = 1 N towards right. Since acceleration is directly proportional to the net force, therefore the box will experience an acceleration.

6 0
3 years ago
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