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shusha [124]
3 years ago
9

What energy transformations take place in Joule's system?

Physics
2 answers:
GREYUIT [131]3 years ago
5 0
The steam turns the turbine of an electrical generator, and the heat energy is transformed into the kinetic energy of the spinning turbine. The generator spins coils of wire in a magnetic field, transforming its kinetic energy into electrical energy.
IceJOKER [234]3 years ago
4 0

The gravitational potential energy of the weight changes to motion energy when the weight moves down and the paddle wheel spins. The motion energy changes to thermal energy, causing the water’s temperature to rise.

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Explain how a compass works using scientific terminology.
Salsk061 [2.6K]

Answer:

A compass works by detecting and responding to the Earth's natural magnetic fields. The Earth has an iron core that is part liquid and part solid crystal, due to gravitational pressure. It is believed that movement in the liquid outer core is what produces the Earth's magnetic field.

Explanation:

8 0
2 years ago
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A ball player catches a ball 3.55 s s after throwing it vertically upward. with what speed did he throw it
Hatshy [7]

Answer:

i believe he threw the ball up at about 18 mph

Explanation:

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3 years ago
Is there a difference between potential difference, voltage and EMF?
Andreas93 [3]
There may be an esoteric technical shade or nuance of difference.  But I've been an electrical engineer for 40 years now, and have always used them interchangeably.

(I would have answered your question by saying "No.", but this website won't accept an answer that's less than 200 characters long.)
8 0
4 years ago
A parallel plate air capacitor of value C, is charged to a potential V, between
k0ka [10]

Answer:

(i) C=3Co

(ii) V=Vo/3

(iii) Decrease

Explanation:

(i) capacitance increase K times.

(ii) As charge remain constant so by using Q=CV

you will get potential decrease by K time.

(iii) Decrease due to induced electric field inside

dielectric material..

E=Eo-Eind

Explanation:

heyaaa hope it helps ☺️✌️

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3 years ago
Which best compares radiation and conduction?
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A

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