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Vinvika [58]
3 years ago
15

TRUE/FALSE, the scientific question is written like “I wonder if [dependent variable] is affected by [independent variable].”

Physics
1 answer:
sergiy2304 [10]3 years ago
6 0
True as the independent variable is over the dependent variable and controls it as the dependent relies on the independent.
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A single coil of wire, with a radius of 0.13 m is rotated in a uniform magnetic field such that the angle between the field vect
Vedmedyk [2.9K]

The magnitude of emf induced in the single coil of wire rotated in the uniform magnetic field is 0.171 V.


<h3>Induced emf</h3>

The emf induced in the loop is determined by applying Faraday's law of electromagnetic induction.

emf = N(dФ/dt)

where;

  • N is number of turns of the wire
  • Ф is magnetic flux

Ф = BA

where;

  • B is magnetic field strength
  • A is the area of the loop

emf = NBA/t

A = πr²

A = π x (0.13)²

A = 0.053 m²

emf = NBA/t

emf = (1 x 3.746 x 0.053)/(1.16)

emf = 0.171 V

Thus, the magnitude of emf induced in the single coil of wire is 0.171 V.

Learn more about induced emf here: brainly.com/question/13744192

5 0
3 years ago
Solve the last question
shusha [124]

The equation of the last question which is 3CO2 + 4H2O has a total of 21 atoms with the following number of atoms of each element:

C= 3

C= 3H = 8

C= 3H = 8O = 10.

<h3>What is a chemical formula?</h3>

A chemical formula is defined as the expression that is used to show the chemical symbol of and element in a chemical compound and the number of atoms of those elements.

There are three main type of formula that include the following:

  • Empirical formula : This is the type of chemical formula that shows the simplest whole-number ratio of atoms in a compound.

  • Molecular formula: This is the type of chemical formula that shows the number of each type of atom in a molecule.

  • Structural formula: This is the type of chemical formula that shows how this atoms of each element are bonded together.

The given chemical formula above is a molecular formula that contains the following number of atoms per elements:

C= 3

C= 3H = 8

C= 3H = 8O = 10. Which is a total of 21 ( green)

Learn more about chemical formula here:

brainly.com/question/26388921

#SPJ1

6 0
1 year ago
Explain what causes acid rain to form and its negative effects on living and nonliving things.
OLga [1]
What causes it to form: <span>Acid rain is caused by a chemical reaction that begins when compounds like sulfur dioxide and nitrogen oxides are released into the air. These substances can rise very high into the atmosphere, where they mix and react with water, oxygen, and other chemicals to form more acidic pollutants, known as acid rain. Human activities, power plants, and exhaust from vehicles all are causes.</span>
Affects on living things-
Acid rain can kill trees
It can affect plant growth patterns
Toxins can kill animals
Nonliving things- 
It can decay building materials and paints
it breaks down rocks

Hope this helped! Mark brainliest?
6 0
3 years ago
1.Particles are spaced the farthest apart in _____ and are the closest in ______. Select the answer that best completes the sent
Hunter-Best [27]

Answer:

gases; solids.

Explanation:

gases take up the most volume, meaning the particles are more spread apart (disorder, entropy, etc. if you are familiar with those). solids have the particles closer together, opposite of gases.

6 0
3 years ago
Read 2 more answers
The palm of sheilas hand has an area of 0.0017 m2. If the atmospheric pressure on the palm is 100,000 Pa, what force is being ex
Serjik [45]

Answer:

170 N

Explanation:

F=pressure(pa) ÷ area(m^2)

=100.000 ÷ 0,0017

=<em><u>170</u></em><em><u> </u></em><em><u>N</u></em>

8 0
3 years ago
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