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damaskus [11]
4 years ago
6

Based on the diagram of a ball rolling down hill, what statement is true? A) The ball in box C has less kinetic energy than the

ball in box B. B) The ball in box A has more kinetic energy than the ball in box B. C) The ball in box C has more potential energy than the ball in box B. D) The ball in box C has less potential energy than the ball in box B.
Physics
1 answer:
Gre4nikov [31]4 years ago
7 0

Answer:

Explanation:The sum of kinetic energy and potential energy is called mechanical energy.

The kinetic energy is possessed by an object by virtue of its motion and the potential energy is due to height of the object under the action of gravity.

Mathematically,

v is the velocity of the object

h is the height from ground

We know that the potential energy at topmost point is maximum and it is least at ground.

So, from the given figure it is clear that the ball in box C has less potential energy than the ball in box B.

Hence, the correct option is (d) "The ball in box C has less potential energy than the ball in box B".

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I will say increasing temperature but you dont have that option on your list, so I would take B. Increasing Concentration.
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A cat (5kg) has a potential energy of 8J. The cat is stuck on top of a bookshelf and then falls off the bookshelf. What is the v
kolbaska11 [484]

Answer:

176J

Explanation:

the explanation is that before the cat hits the ground the amount of kinetic energy builds up making it so that there is more energy

8 0
3 years ago
HELP URGENT!!!!!!!!!!!!!!!!!!!!!!!!
nirvana33 [79]
D
Because the rest of the answers are illogical
5 0
3 years ago
NEED ASAP
mr Goodwill [35]

Answer:

I need help with this

Explanation:

3 0
3 years ago
Star X has an apparent magnitude of 1. Star Y has an apparent magnitude of 4. Both stars are in the same star cluster. Which sta
sashaice [31]

Answer:

Explanation:

From the given information:

Since both stars are in the same cluster, the magnitude and luminosity relationship can be calculated as:

m_1 - m_2 = -2.5 log _{10} (\dfrac{L_1}{L_2})

Given that;

m_1 = 1 and

m_2 = 4

Therefore,

1 - 4 = -2.5 log _{10} ( \dfrac{L_1}{L_2})

3 = -2.5 log _{10} ( \dfrac{L_1}{L_2})

Making \dfrac{L_1}{L_2} the subject of the formula:

\implies \dfrac{L_1}{L_2}= 10^{(\dfrac{3}{2.5})}

=15.84

≅ 16

Hence, we can conclude that star X is more luminous by a factor of 16

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