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ValentinkaMS [17]
3 years ago
11

Why the number of primary turns of coil and secondary turns of coil are not made equal?​

Physics
1 answer:
nadezda [96]3 years ago
5 0

Explanation:

Since, the transformer would not change the voltage as the ratio of primary to secondary turns is proportional to the ratio of primary to secondary voltage. There may be instances of the isolation transformers or line conditioners where you could use the two coils to as a buffer to cut down noise, but without a ratio that fits your needs the non transforming transformer will just lose power at the coils.

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Which separation method would be most successful in separating the components of a homogeneous mixture? screening evaporation ce
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Filtering the homogeneous mixture to get the materials out and boil away any water
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A mixed cost contains Select one:
-Dominant- [34]

A mixed cost contains a variable element and a fixed element.

Option a

<u>Explanation:</u>

Mixed costs are those costs that has both variable and fixed component. Example: operating cost of a machinery includes fixed costs that cannot be changed with other variable costs like fuel, insurance, depreciation, etc.

It is also named as semi-variable costs. And the formula to calculate mixed cost is as follows,

y=a+b x

where,

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2 years ago
Which type of bone is this <br>covalent bond<br>hydrogen bond <br>ionic bond​
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Answer:

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3 years ago
How can you predict the action of the element
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8 0
3 years ago
A 61.0-kg person jumps from rest off a 10.0-m-high tower straight down into the water. Neglect air resistance. She comes to rest
9966 [12]

Answer:

Explanation:

In this case, law of conservation of energy will be implemented. It states that "the energy of the system remains conserved until or unless some external force act on it. Energy of the system may went through the conversion process like kinetic energy into potential and potential into kinetic energy.But their total always remain the same in conserved systems."

Given data:

Height of tower = 10.0 m

Depth of the pool = 3.00 cm

Mass of person = 61.0 kg

Solution:

Initial energy = Final energy

U_{i} =  (K.E) + U_{f}

As the person was at height initially so it has the potential energy only.

mg(h_{1} +h_{2}) = K.E + mgh_{2}

K.E = mgh_{1}

K.E = (61.0)(9.8)(10)\\K.E = 5978 J

Lets find out the magnitude of the force that the water is exerting on the diver.

W =ΔK.E

F.h_{2} = 5978\\

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