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9966 [12]
3 years ago
15

In mechanics in what do we apply v=u+at​

Physics
1 answer:
Trava [24]3 years ago
3 0

Answer:

v=u+at is the first equation of motion. In this v=u+at equation, u is initial velocity.

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In your own words explain why the thickness and length of a wire could effect the flow of electrons​
agasfer [191]

Answer:

(you can use my exact words) The length and thickness would make it so that the electrons move differently than they would a shorter and thinner wire because with the wire being longer the electrons would have a longer trip and with the wire being thicker the electrons would be more spread out and move be able to move more freely

8 0
3 years ago
The weight of any object due to the downward force of what?
melomori [17]
Isn't it "gravity" this would makes sense because grvaity difines weight
4 0
3 years ago
Read 2 more answers
A car that is standing still accelerates up a hill with a slope of 6.4% at an average acceleration of 2.93 ft/s^2. The hill is 1
alexgriva [62]

Answer:

213 s

Explanation:

Slope is the ratio of change in vertical distance to change in horizontal distance.

Slope = vertical height / horizontal height

Therefore:

6.4% = vertical height / 12.42

vertical height = 6.4% * 12.42

vertical height = 0.8 miles

The distance travelled by the car (s) is:

s² = 0.8² + 12.42²

s² = 154.9

s = 12.45 miles

Acceleration (a) =  2.93 ft/s^2 = 0.00055 mile/s²

initial velocity (u) = 0, final velocity = 203 mph

Using:

s = ut + 0.5at²

12.45 = 0.5(0.00055)t²

t =213 s

5 0
3 years ago
Avogadro's law states that: A. The volume of a fixed amount of gas is directly proportional to its temperature in Kelvin at cons
Travka [436]

Answer:

C. Equal amounts of gases occupy the same volume at constant temperature and pressure.

Explanation:

As we know by ideal gas law that

PV = nRT

now here we have

V = \frac{RT}{P} n

so as per Avagadro law if the temperature and pressure of the gas is constant then volume of the gas is directly proportional to the number of moles of the gas.

so correct answer will be given as

C. Equal amounts of gases occupy the same volume at constant temperature and pressure.

3 0
3 years ago
An objects velocity will not change unless it is acted upon by ( balanced or unbalanced) forces?
OlgaM077 [116]
" An object<span> at rest stays at rest and </span>an object <span>in motion stays in motion with the same speed and in the same direction </span>unless acted upon<span> by an </span>unbalanced force<span>."- Newtons first Law of Motion

Also, velocity is the speed of something in a given direction (So, 50mph North is an example of velocity)</span>
7 0
4 years ago
Read 2 more answers
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