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sdas [7]
3 years ago
11

Suppose a pendulum starts with a potential energy of 100 J. Assuming the pendulum has a height of 0 m at the bottom of its swing

, what is its maximum kinetic energy? Explain.
Physics
1 answer:
vlabodo [156]3 years ago
5 0

Answer:

100 J

Explanation:

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A volumetric flask made of Pyrex is calibrated at 20.0°C. It is filled to the 150-mL mark with 34.5°C acetone. After the flask i
8_murik_8 [283]

Answer:149.73 ml

Explanation:

Given

\beta \ of\ acetone=1.50\times 10^{-4} ^{\circ}C^{-1}

change in volume is given by

\Delta V=V_{final}-V_{initial}

\Delta V=\nu_{initial}\beta _{acetone}\left [ T_f-T_i\right ]

V_{final}=\nu_{initial}+\nu_{initial}\beta _{acetone}\left [ T_f-T_i\right ]

V_{final}=150+150\times 1.50\times 10^{-4}\left [ 20-32\right ]

V_{final}=149.73 ml

3 0
3 years ago
What needs to be applied in order to change an object's momentum?
Veseljchak [2.6K]

Answer:

B

Explanation:

if you want to change an object's momentum you need to apply force to the object

3 0
3 years ago
How high off the ground must you be if you mass is 75 kg and you have 11,025 J of energy stored inside?
pashok25 [27]

Answer:

15 m

Explanation:

Given,

Mass ( m ) = 75 kg

Potential energy ( P.E ) = 11,025 J

To find : Hight ( h )

Formula : -

P.E = mgh

[ Note : The value of g = 9.8 m/s² ]

h = P.E / mg

  = 11,025 / ( 75 x 9.8 )

  = 11,025 / 735

h = 15 m

Hence,

15 m is the high off the ground must you be if you mass is 75 kg and you have 11,025 J of energy stored inside.

3 0
2 years ago
Which planet has completed less than one orbit of the sun in the last 100 years?
OlgaM077 [116]
Since Pluto is no longer considered a planet, the correct answer would be Neptune. It is eight and farthest known planet of the Solar system. Orbital period of planet Neptune is 168 years. So planet Neptune has completed less than one orbit around the Sun in the last 100 years. 
6 0
3 years ago
Read 2 more answers
What is an effect of gravity on objects on the surface of Earth? Check all that apply. Objects ""fall"" toward the center of Ear
krek1111 [17]

Answer:

Objects are pulled toward earth

Objects travel at a rate of 9.8m/s

Explanation:

these are the only one that I know. sry  :(

3 0
2 years ago
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