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tensa zangetsu [6.8K]
3 years ago
13

5. There was less work done. Which of the statements describes how this is possible? (2 points) There was less force applied or

there was less movement. There was more force applied and the movement did not change. There was more force applied and there was more movement. There was more force applied or there was more movement.
Physics
2 answers:
Lena [83]3 years ago
8 0
There was less work done when there was less force applied or there was less movement. I just answered this on my test and got it right. 
balu736 [363]3 years ago
3 0

Answer:

There was less force applied or there was less movement.

Explanation:

As we know by the definition of work done

W = F.d

so it is product of force and displacement along same directions

So here if work done is smaller then it shows that the product of force and displacement must be small

So here we can say

1). Either the applied force will be small

2). Displacement of the object is small

So here correct answer would be

There was less force applied or there was less movement.

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2 years ago
You are sitting on a deck of your house surrounded by oak trees. You hear the sound of an acorn hitting the deck. You wonder if
Black_prince [1.1K]

Answer: 96N

Explanation:

To calculate the velocity of the impact On the persons head, we have

h = gt²/2

14 = 9.81t²/2

t² = 28/9.8

t² = 2.86

t = 1.69s

V = u + at

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Therefore the force needed by the acorn to do much damage starts from 96N

8 0
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