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elixir [45]
3 years ago
5

!!!HELP ASAP!!!in witch situation is work being done?theres a photo added.​

Physics
1 answer:
Arturiano [62]3 years ago
8 0
C..............................
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A cart of mass M is attached to an ideal spring that can stretch and compress equally well. The cart and spring rest on a smooth
Alexxx [7]

We have to remember a point , which is ' the cart or spring rest on a smooth horizontal track ' , i.e., any frictional force doesn't take place.

<u>Explanation:</u>

a) According to the question the cart is pulled to position A and released, i.e., the velocity of the cart at A initially (say time,t=0) is 0 m/s ,then moves toward position E, where it reverses direction and returns again to position A , in the 2nd phase cart moves along A to E , the cart's velocity increase and again goes to zero at point E and again change the direction, hence

( File has been attached)

b) Let's , the distance between two consecutive points is x meter and the spring constant is k N.m  

c) ( File has been attached)

d) Movinf Right

e) Moving left

4 0
3 years ago
Whats the differnece between a series circuit and a parallel circuit<br><br>​
Romashka-Z-Leto [24]

Answer:

A series circuit has a direct flow of current and because of that, the current is constant throughout the circuit, while the voltage is what changes.. In a parallel circuit, the current travels through multiple paths, so the current is divided among those paths. The voltage, on the other hand, is constant.

Explanation:

Definition of series and parallel circuits.

brainliest please <3

7 0
3 years ago
In any ecosystem, the organisms ___________ for resources, such as food, water, and space. compete fight kill
Rashid [163]

Compete

Explanation:

In any ecosystem, it is a known fact that the organisms compete for resources such as food, water, and space.

An ecosystem is made up of different communities of organisms interacting with one another and their environment.

  • Resources in any environment are limited and are not able to satisfy the needs of the organisms.
  • This leads organisms to compete for them.
  • they begin to develop different behaviors that can enhance their chances of accruing more resources to themselves.

learn more:

Ecosystem brainly.com/question/7846024

#learnwithBrainly

3 0
3 years ago
Read 2 more answers
A person of mass m measures their weight with a scale. How does the person’s weight measurement at the equator, WEQ, compare wit
lakkis [162]

Answer:

Weight measurement at poles will be slightly more than at equator.

Explanation:

Firstly earth bulges at equator. This makes the body far from earth center at equator than poles. Secondly, the surface centrifugal forces of earth due to rotation also plays vital role in disturbing the gravity value. The centrifugal forces cancel the effect of gravity more at equator than at poles.These factors combine to create difference of about 0.5% in gravity values at pole and equator.

gravity at pole=9.832 m/s^2

gravity at equator=9.780 m/s^2

5 0
3 years ago
A student moves a 1.50 kg book from a shelf 2.00 meters high to a shelf 1.20 meters high.
MAVERICK [17]

Answer:

17.64 j

Explanation:

thats the answer.

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3 years ago
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