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liberstina [14]
3 years ago
14

Find the impedance of the load for maximum power transfer in the attached circuit.

Physics
1 answer:
Tanya [424]3 years ago
7 0
I can't find the attached circuit.

Maximum power transfer occurs when the load impedance
is equal to the internal impedance of the power source.
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Which factor is a component of skill-related fitness?
lukranit [14]
There are six skill-related fitness components: agility, balance, coordination<span>, </span>speed<span>, power, and reaction time. Skilled athletes typically excel in all six areas. Agility is the ability to change and control the direction and position of the body while maintaining a constant, rapid motion.</span>
6 0
3 years ago
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What affect would using a 12V car battery have on the operation of your circuit? (Do not try this.) What would happen to the cur
k0ka [10]

Answer:

Incomplete question

This is the completed question

If the resistor in the circuit had a larger resistance then the current would be then have to be proportionally smaller. Because the batteries each give off 1.5 volts then the current would have to be the variable that would change. What affect would using a 12V car battery have on the operation of your circuit? (Do not try this.) What would happen to the current? What would happen to the resistor?

Explanation:

Using ohms law as our basis

Ohms law state that, the voltage in an ohmic conductor is directly proportional to the current

V∝I

Resistance is the constant of proportionality

Then

V=iR

Since we want a relationship between current and resistance.

then, I=V/R

So, current is inversely proportional to Resistance

as the current increase the resistance reduce and as the current reduces the resistance increases.

a. So, increasing the voltage from 1.5V to 12V increases the current In the circuit because voltage Is directly proportional to I.

From ohms law

V=iR

When v =1.5V

I=1.5/R

When V increase to 12V

I=12/R

I.e, it increases by a factor of 8. Eight times it's initial value

b. Now, the resistance in the circuit is the constant of proportionality and it doesn't change in a given circuit expect when using a variable resistoa r like rheostat.

6 0
3 years ago
A copper sphere was moving at 25 m/s when it hit another object. this caused all of the ke to be converted into thermal energy f
muminat

ΔT= 81°C  was the increase in temperature.

<h3>steps</h3>

As evidenced by energy conservation

To increase its temperature, all of its kinetic energy will be converted to thermal energy.

\frac{1}{2}mv ^{2} = msΔT

then divide both sides by the object's mass.

\frac{1}{2} v^{2} =sΔT

therefore, a temperature shift is described as

ΔT= V^{2} /2s

ΔT= 25^{2}/ 2 x 387

ΔT= 81°C

ΔT= 81°C  was the increase in temperature.

learn more about increase in temperature here

<u>brainly.com/question/14319779</u>

#SPJ4

3 0
1 year ago
A solenoid is built with 870 turns uniformly distributed over a length of 0.390 m to produce a magnetic field of magnitude 1.00
Y_Kistochka [10]

Answer:

35.7 mA

Explanation:

The magnetic field inside a solenoid is given by:

B=\mu_0 I n (1)

where

\mu_0 = 4\pi \cdot 10^{-7} H/m is the vacuum permeability

I is the current

n is the number of turns per unit length

Since we have

N = 870 turns

L = 0.390 (length of the solenoid)

we can calculate n

n=\frac{N}{L}=\frac{870}{0.390}=2230.8

And now we can re-arrange eq.(1) to find the current, I:

I=\frac{B}{\mu_0 n}=\frac{1.00\cdot 10^{-4} T}{(4\pi\cdot 10^{-7} H/m)(2230.8m^{-1})}=0.0357 A = 35.7 mA

6 0
3 years ago
When you're super tired and you lose energy, what energy are you actually losing?
DIA [1.3K]

Answer:

it is chemical energy

Explanation:

that is the energy used by our body, so it is the one that we will loose. and the energy that we gain is also chemical energy

6 0
3 years ago
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