galileo found that (neglecting friction) a ball rolling down one inclined plane, from a height h, would roll how far up another identical inclined plane?

Answer:

Substance 3 is the answer

The resistance of the copper wire is 0.6 ohms. This means that it will take 0.6 volts of electrical potential difference to produce a current of 1 ampere through the wire.

The resistivity of copper is given as 2 × 10¯4 m, which is a measure of the material's inherent resistance to electrical flow. The resistance of a copper wire with a cross-sectional area of 1mm2 and a length of 3m can be calculated using Ohm's Law, which states that resistance equals resistivity multiplied by length divided by cross-sectional area.

Using this formula, we can find that the resistance of the copper wire is:

Resistance = Resistivity x Length / Cross-sectional area
Resistance = (2 × 10¯4 m) x (3 m) / (1mm2)
Resistance = 0.6 Ω

Knowing the resistance of a wire is important in determining its suitability for various electrical applications, as well as in designing and troubleshooting electrical circuits.

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Answer:

Explanation:

Definition: Noise pollution is generally defined as regular exposure to elevated sound levels that may lead to adverse effects in humans or other living organisms.

Measures to be taken:

can u Brainiless me Please

Answer:

The Tesla moves approx. 25 meters from rest before reaching 60 mi/hr

Explanation:

Given:

Initial velocity = 0 m/s

Final velocity = 26.8 m/s

Time = 1.9 seconds

Acceleration = change in velocity/time

\(a = \frac{26.8}{1.9}\)

The equation to find displacement (Δx) with given starting and final velocity, time, and acceleration is:

\(x = x_{0} + v_{0}t + \frac{1}{2} at^{2}\)

Starting position and initial velocity both equal 0, so

\(x = \frac{1}{2} at^{2}\)

\(x=\frac{1}{2} (\frac{26.8}{1.9})(1.9)^{2}\)

x = 25.46m

Rounded to the nearest whole number, x = 25m

Answer:Explanation:

Protons and neutrons have very similar mass, while electrons are far lighter, approximately 11800 times the mass. Protons are positively charged, neutrons have no electric charge, electrons are negatively charged. The size of the charges is the same, the sign is opposite.

The total electric potential due to both charges can be calculated using the principle of superposition, which states that the total electric potential at a point due to multiple charges is equal to the algebraic sum of the electric potentials at that point due to each individual charge.

The formula for the electric potential due to a point charge is V=kq/r, where k is the Coulomb's constant, q is the charge of the point charge, and r is the distance between the point charge and the point of interest.

Using the formula V=kq/r, the electric potential due to charge q1 can be calculated as:V1=kq1/r1 = (9.0 x 10^9 N m^2/C^2)(-10 x 10^-9 C)/(0.01 m) = -900 VThe negative sign indicates that the electric potential due to q1 is negative

Similarly, the electric potential due to charge q2 can be calculated as:V2=kq2/r2 = (9.0 x 10^9 N m^2/C^2)(-1.0 x 10^-9 C)/(0.01 m) = -90 VThe total electric potential at point P due to both charges is equal to the sum of the electric potentials due to each individual charge

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You'll See After You Have an Answer!

Explanation:

For instance, on my answer, you'll see a button presenting the words "Mark Brainliest"

The wire is insulated with a layer of plastic or paint around the outside when wound into a coil to form an electromagnet to prevent the wire from shorting out against itself or other conductive materials.

When an electric current flows through a wire, it generates a magnetic field around the wire. By coiling the wire, the magnetic field is strengthened, creating a more powerful electromagnet.

However, if the wire is not insulated, the coils can touch each other, creating a short circuit that can damage the wire or the power source. Insulating the wire with a layer of plastic or paint prevents this from happening by creating a barrier between the wire and other conductive materials.

This allows the electric current to flow through the wire and generate the magnetic field, while also protecting the wire and ensuring that the electromagnet works properly.

​

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Answer:

For A

Displacement= 1/2*3*6= 9m

For B

Displacement= 1/2*4*4= 8m

Answer:

When i was doing the problem i got no solutions

Hopes this helps!

Answer:

Saturn is almost as big as Jupiter despite its smaller mass because Jupiter is a more dense gas giant than Saturn.

Explanation:

Answer:

trick to this answer in this question

Answer:

(a)   the gravitational influence on visible matter can not be explained by matter that can be seen.

The types of microscopes that reveals the surface features of small molecules is an atomic force microscope.

The Atomic Force Microscope (AFM) is useful for imaging the surface topography of living, soft materials in their natural settings. It can be used to examine the inherent elastic modulus and receptor-ligand interactions of cells and extracellular matrix, among other mechanical properties. SEM pictures can investigate surface features that are several tenths of a nanometer in size, but AFM resolution is less than 0.1 nm. As a result, AFM can discern objects on flat surfaces with molecular dimensions.

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Answer:

true i cant explain it tho

Answer:

false

Explanation:

The Direction Of The Unbalanced Force.

Explanation:

F = G*M1 *m2 / r²

g = G *M / R²

v= u+GT.

v² = u²+2gh.

s= ut + 1/2 gt²

W= mg.

pressure = thrust / area.

relative density = density of substance / density of water.

Answer:

false plz mark brainliest

Answer:

c

3 half lifes have passed to get to 1/8

1/2 then 1/4 then 1/8

so 15*3

Explanation:

Explanation:

please mark as brainliest answer

The smallest possible angle that the path of the plane could make with the ground is 18.9 degrees.

We are given that the plane travels a distance of 57 km to 62 km during take off, and that it reaches a height of 10 km. We want to find the smallest possible angle that the path of the plane could make with the ground.

The smallest possible angle will occur when the plane travels the maximum distance of 62 km..

To calculate the angle, we can use the following formula:

sin(theta) = opposite / hypotenuse

sin(theta) = 10 / 62

theta = sin⁻¹(10/62) = 18.9 degrees

As a result, the least conceivable angle that the plane's path might create with the ground is 18.9 degrees.

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Answer:

n.6 is T

Explanation:

because mass always stays the same where ever you are but weight changes depending on the gravity

Answer:

Explanation:

Given:

F = 36 000 H

S₁ = 1 800 cm² = 0.18 m²  (The area of the base of one elephant's foot)

n = 4  (number of legs on an elephant )

______________________

p - ?

Support area:

S = n·S₁ = 4·0.18 = 0,72 m²

Pressure:

\(p = \frac{F}{S} \\p = \frac{36000}{0.72} = 112 500 Pa\)  

p ≈ 110 kPa

The correct order of density, from least to greatest, is white dwarfs < black holes < neutron stars.

White dwarfs are relatively less dense compared to black holes and neutron stars. They are the remnants of low- to medium-mass stars, where the core has collapsed and the outer layers have expanded. The density of a white dwarf is typically on the order of \(\(10^6\)\) to \(\(10^9\)\)kilograms per cubic meter.

Black holes, on the other hand, are incredibly dense objects formed from the gravitational collapse of massive stars. They have an extremely high density, where the matter is compressed to a singularity. The density of a black hole is considered infinite, as its mass is concentrated in a single point.

Neutron stars are also highly dense objects that result from the collapse of massive stars. They are composed primarily of neutrons packed together tightly. The density of a neutron star is incredibly high, typically ranging from \(\(10^{17}\)\) to \(\(10^{18}\)\) kilograms per cubic meter. Neutron stars are denser than white dwarfs but less dense than black holes, making them the middle option in terms of density.

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Answer:

This

Explanation:

Khan academy answer

The equation that links current, potential difference, and resistance is known as Ohm's law, and it is given by V= IR

The equation that links current (I), potential difference (V), and resistance (R) is known as Ohm's law, and it is given by:

V = I x R

where

Ohm's law equation describes the relationship between these three fundamental electrical quantities, and it states that the potential difference across a conductor is directly proportional to the current flowing through it and inversely proportional to the resistance of the conductor.

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