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weqwewe [10]
4 years ago
14

The same motor is used in rockets with different masses. The rockets have different accelerations. According to Newton’s second

law, how is acceleration expected to change as the rocket mass increases? As rocket mass increases, acceleration decreases. There are no changes in acceleration, as it would depend on the amount of force. As rocket mass increases, acceleration increases. Acceleration cannot be predicted based on changes in mass.
Physics
1 answer:
tiny-mole [99]4 years ago
5 0

Answer:

As rocket mass increases, acceleration decreases.

Explanation:

From Newton's second law of motion;

F= ma

Where;

m= mass of the object

a= acceleration of the object

Hence we can write;

a= F/m

This implies that an increase in mass (m) will lead to a decrease in acceleration if the force on the object is held constant.

Hence, if the rockets have different masses, they will have different accelerations.

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3 0
4 years ago
What determines the precision of a measurement?
hram777 [196]

Answer:

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4 0
3 years ago
A light spring obeys Hooke's law. The spring's unstretched length is 33.5 cm. One end of the spring is attached to the top of a
ZanzabumX [31]

Answer:

807.88N/m

Explanation:

<em>The  question has some missing details in it, nevertheless, based on the given data we want to find the spring constant K</em>

Step one

given data

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Final length of the spring = 42.0 cm

Δx= 42-33.5

Δx=8.5cm to m= 0.085m

mass m= 7kg

The force on the spring

F=mg

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F=68.67N

Step two:

From Hooke's law, we can make k subject of formula and find the spring constant k, we have

F=kΔx---------1

make k subject of the formula

k=F/Δx

k= 68.67/ 0.085

k=807.88N/m

4 0
3 years ago
8. Approximately how many hours a day are spent in school and doing homework?
Genrish500 [490]

Answer:

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Explanation:

3 0
3 years ago
Question 10 of 10
svetoff [14.1K]

Answer:

a

Explanation:

f=ma

200=2*m

divide both sides by 2

m=100

6 0
3 years ago
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