How many kilometers per liter will a car obtain if its engine is 25% efficient and it encounters an average retarding force of 500 N at highway speed? Assume the energy of gasoline is 40 MJ per liter
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0
|
98
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January 8, 2021
|
In the theory of relativity, the mass of a particle with velocity v is m=m0/√1−v2/c2
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1
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238
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January 5, 2021
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In what way will membership in the Europe Union most benefit candidate nations?
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1
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628
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December 11, 2020
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Physics (based on the chapter light)
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1
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2369
|
November 23, 2020
|
Essay on Save Animals
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3
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1508
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November 9, 2020
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The La Brea Tar Pits are an example of a fossil fuel that______
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1
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294
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November 5, 2020
|
Plessy v. Ferguson was overturned in 1954 when the Supreme Court decided that
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2
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368
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October 28, 2020
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The graph of which function has an axis of symmetry at x = 3?
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1
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772
|
September 21, 2020
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Why were the Society of Friends persecuted in England during the 1600's?
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1
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615
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September 17, 2020
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Explain the July revolution of 1830 in France
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2
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5394
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August 9, 2020
|
Pure silicon contains approximately 1 × 10^16 free electrons per cubic meter
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1
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201
|
July 28, 2020
|
A +2.00-nC point charge is at the origin, and a second -5.00-nC point charge
|
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1
|
338
|
July 28, 2020
|
Is methane ionic or covalent?
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2
|
128
|
July 26, 2020
|
Define atomic mass and atomic number?
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4
|
319
|
July 13, 2020
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Enter the solubility-product expression for Al(OH)3(s)
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1
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169
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June 29, 2020
|
What do you mean by sericulture?
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2
|
544
|
June 29, 2020
|
What is mean by valency?
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1
|
221
|
June 29, 2020
|
What is the significance of the emulsification of fat?
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2
|
242
|
June 25, 2020
|
What is the chemical name of baking soda?
|
|
2
|
216
|
June 23, 2020
|
Magnitude of velocity at the turning point of an oscillating object
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|
0
|
1010
|
June 11, 2020
|
Are the bonds in each of the following substances ionic, non-polar covalent, or polar covalent? Arrange the substances with polar covalent bonds in order of increasing bond polarity:
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0
|
1715
|
May 29, 2020
|
Which type of audit occurs at your home or business?
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|
2
|
231
|
May 14, 2020
|
How do you say I wish I could see you in Spanish?
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1
|
171
|
May 11, 2020
|
What were the limitations of the Civil Disobedience Movement?
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1
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3721
|
May 5, 2020
|
Which of the following could cause a habitat change?
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|
3
|
567
|
April 28, 2020
|
What does sum mean in math?
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1
|
166
|
April 28, 2020
|
Geography climate class 9
|
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1
|
1665
|
April 28, 2020
|
Welcome Speech for Teachers' Day
|
|
1
|
504
|
June 12, 2019
|
A Paragraph on Pollution in about 100-150 Words
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|
1
|
5049
|
June 12, 2019
|
What is the value of x? enter your answer in the box
|
|
1
|
1357
|
February 26, 2020
|