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faltersainse [42]
3 years ago
13

6 A solid weighth 20 gf in air and 18gt in water-find the specitic gravily of thesolid?​

Physics
1 answer:
dmitriy555 [2]3 years ago
6 0

Explanation:

It is given that A body weighs 20gf in air and 18. 0gf in water. Hence, the answer X-3 = 7

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Answer:

Moons’ gravitational strength = weight of astronaut on the moon / mass of astronaut.

= 150 / 90 = 1.67 Nkg-1

Explanation:

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3 years ago
The net force acting on a 5 kg discus is 50 n. what is the acceleration of the discus
Lyrx [107]
Answer: 10 m/s^2

Explanation:

1) The second law of Newton gives the definition and formula to calculate the net force:

Net force acting on an object = mass * acceleration.

2) From that, when you know the net force acting of the object and its mass, you can solve for the acceleration:

acceleration = Net force / mass

acceleration = 50 N / 5 kg = 10 m/s^2, which is the answer.
8 0
3 years ago
Which statement best explains the relationship between the electric force between two charged objects and the distance between t
spin [16.1K]
Unfortunately, the given statements are missing from the problem. However, we can still determine the relationship between the electric force between two objects and the distance between them. The formula for the electric force is given below:

F = (k*Q1*Q2)/d^2

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As seen in the formula, we can see that the electric force F is inversely proportional to the square of the distance between the two objects.
3 0
3 years ago
What is displacemnet
allsm [11]

Answer:

to move an object from its place or position

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if you move an object from where it first was

7 0
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What two forms of energy are associated with mechanical energy?
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Potential energy and kinetic energy.
Hope this helps
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