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Aliun [14]
4 years ago
9

Most ocean waves obtain their energy and motion from _____.

Physics
1 answer:
OLga [1]4 years ago
4 0
Centrifugal force of the earth's rotation as well as tidal forces caused by the moon's orbit and the sun's gravitational pull.
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A ray diagram is shown.
Svetlanka [38]

Answer:

It is virtual and behind the mirror

Explanation:

When an image is produced by a mirror, we have the following situations:

- The image is said to be in front of the mirror if it is on the same side of the object, with respect to the mirror

- The image is said to be behind of the mirror if it is on the opposite side of the object, with respect to the mirror

Moreover:

- The image is said to be real if it is in front of the mirror

- The image is said to be virtual if it is behind the mirror

In this case, the image (located at point I) is on the opposite side of the object (located at point O), so it is virtual and behind the mirror.

6 0
4 years ago
Read 2 more answers
A transformer connected to a 110–(V) (rms) ac line is to supply 10.0 (V) (rms) to a portable electronic device. The load resista
spayn [35]

Answer:

Explanation:

a ) V( primary ) = 100 V

V( secondary ) = 10 V

No of turns ( secondary ) / No of turns ( primary ) = 10 / 100

= 1 / 10

b ) current in secondary

= volt ( secondary ) / resistance

= 10 /6 = 1.67 A

c )

Average power to secondary

= V  ( secondary ) x current ( secondary )

= 10 x 10 / 6

= 16.67 W

d )

Power in primary = power in secondary = 16.67 W

e ) current drawn by ac line ( primary )

Volt ( primary ) x current ( primary ) = power in primary

= 16.67

current ( primary )

= 16.67 / 100

= 0.167 A

5 0
3 years ago
a block of wood is floating in water. the weight of the part of the block above water is one-third of the total weight of the bl
andrey2020 [161]
<span>
The weight of the water displaced is the same as the total weight of the wood block. The fact that 1/3 of the block is above the water level does not matter if you just weigh the total block of wood , then the weight of the total block of wood = the weight of the water displaced by the block of wood. If you want to find density of the block of wood that is a different question - then you need the volume of the block of wood and the information about one- third of the total weight . I hope this helped</span>
3 0
4 years ago
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Solids are usually more dense than: gases liquids plasmas all of the above
vichka [17]
Yes, this is because particles in a solid there are more particles which are touching. They can only vibrate. But particles in a gas are far apart. This is the same for liquids to.
7 0
4 years ago
Read 2 more answers
as you are leaving a building, the door opens outward. if the hinges on the door are on your right, what is the direction of the
k0ka [10]
The correct answer for the question that is being presented above is this one: "B) down." As you are leaving a building, the door opens outward. if the hinges on the door are on your right,  the angular velocity of thedoor as you open it us 'down.'

Here are the following choices:
<span>A) up
B) down
C) to your left
D) to your right</span>
8 0
4 years ago
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