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tatiyna
4 years ago
11

Will give brainliest!

Physics
1 answer:
tamaranim1 [39]4 years ago
8 0
Howdy!!

your answer is ----


total resistance 1/R = 1/9+1/9+1/9
= 3/9

=> R = 9/3 = 3 ohm
according to ohms law

voltage = current × resistance

= 4 × 3 = 12 volt


hope it help you
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g As a proton moves in the direction the electric field lines A) it is moving from low potential to high potential and gaining e
Yuki888 [10]

Answer:

Option D => it is moving from high potential to low potential and losing electric potential energy.

Explanation:

Consider a big circle, within the circle we have force, F. That force, F is known as the Electric Field and inside the region or field or space, charged particle or object will be able to exerts force on the other objects.

Electric Field can be represented mathematically by using the formula below; E = kQ/r^2.

So, let us answer the question with what we have considered above. It is worthy of note to know that electric Field moves from a region of higher potential to a region of lower potential. So, any option that says this is correct.

But, there is only one problem and that is the fact that the question asked us about the direction of the movement of proton. Since, proton is s a positive charge, it is going to lose electric potential energy. So, Option D is correct.

3 0
3 years ago
We have compared the Terrestrial Planets and the Giant or Jovian Planets, but when we look at the 4 Giant Planets we can see tha
Ksivusya [100]

Answer:

i. Magnetic fields

ii. All 4 planets in appearance have deeper atmospheres and darker cloud.

iii. All the 4 Jovian planets rotates very quickly, with a range of 10 to 17 hours.

Explanation:

The Jovian planets is different from terrestrial planets in so many ways. The Jovian planets includes Jupiter , Saturn, Uranus and Neptune.

The major similarities shared by all of these 4 planets includes

i. Magnetic fields: Each of this Jovian planets have a strong magnetic field and are generated by electric currents in its rapidly sniping interior. The magnetosphere which is the region at which the planet magnetic field dominates is far more stronger in Jupiter than other Jovian planets . Although the magnetic field of Saturn , Neptune and Uranus works in similar way to Jupiter  but are less stronger.

ii. All 4 planets in appearance have deeper atmospheres and darker cloud. The  uppermost clouds of Jupiter and Saturn has more of ammonia crystals .The upper cloud of Neptune is composed of methane, The cloud of  Uranus is deep.  

iii. All the 4 Jovian planets rotates very quickly, with a range of 10 to 17 hours. The rotation period of Jupiter is the shortest among the Jovian planets which is around 9 hours 55 minutes. The rotation period of Neptune and Uranus take longer time than the other 2 Jovian planets( a little above 17 hours).

4 0
4 years ago
A scientific theory states that the universe is expanding. Which of these statements is correct about this theory?
Stolb23 [73]
A scientific theory states that the universe is expanding. the statement is correct about this theory is: d. it is a well supported explanation which cannot become law. a theory is very different from a law. a theory explain why something happen.

hope this help
8 0
3 years ago
Read 2 more answers
Which factor increases as a result of increasing altitude? Air pressure, air density, heights of sea level, space between gas mo
Anuta_ua [19.1K]

Answer:

heights of sea level and the space between gas molecules.

Explanation:

Asking that Which factor increases as a result of increasing altitude?

As the height above the sea increases, air density decreases because the molecule of the air will spread out causing air density to decrease. Also, there will be less air pressing down which will lead to a decrease in air pressure.

Therefore, the heights of sea level, and space between gas molecules are the factor that will increase as a result of increasing altitude. Not Air pressure and  air density. But the heights of sea level and the space between gas molecules.

5 0
3 years ago
Which of the following utilize electromagnetic induction to operate?
kolbaska11 [484]
The correct answer is A. B. C. Hope this helps!!

5 0
4 years ago
Read 2 more answers
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