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Tresset [83]
3 years ago
15

a 2.1x10^3 kg car starts from rest at the top of the driveway that is sloped at an angle of 20 degree with the horizontal. an av

erage friction force of 4.0x10^3 N impedes the cars motion so that the cars speed at the bottom of the driveway is 3.8 m/s. what is the length of the driveway?

Physics
1 answer:
liberstina [14]3 years ago
8 0
Hopefully this will help you.

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How far can a person run in 13.22 minutes if he or she runs at an average speed of 12.33 km/hr?
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2.72 km

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In a series rlc ac circuit, a second resistor is connected in parallel with the resistor previously in the circuit. as a result
raketka [301]

According to the given statement:

  • The frequency response does not change, which is the first thing we notice.
  • The new resistance at the resonance point causes a reduction in the circuit's current flow.
  •    Z = R + R₂
<h3>The definition of series circuits:</h3>

electrical circuit. The path that the entire current takes as it passes through each component makes up a series circuit. Branching is used in parallel circuits to divide the current and limit the amount that flows through each branch.

<h3>How does a series circuit operate?</h3>

According to this definition, there are three principles of series circuits: all parts share the same current, resistances add up to a larger total resistance, and voltage drops add up to a larger total voltage. In the definition of a series circuit, all of these guidelines have their origin.

<h3>According to the given information:</h3>

The impedance of a series circuit is

       Z₀² = R² + (X_L-X_C) ²

The initial resistance impedance shifts to when we add another resistor to the series

              Z² = (R + R₂) ² + (X_L - X_C) ²

Let's examine this sentence.

  • The frequency response remains unchanged, which is the first thing we notice.
  • The new resistance at the resonance point causes the circuit's current to decrease.

           Z = R + R₂

To know more about electrical circuit visit:

brainly.com/question/1922668

#SPJ4

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If you know the distance traveled and the time traveled, you can determine an object’s
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If I tell you that I traveled 30 miles in the last 2 hours, the only thing you can calculate is my average speed during those two hours. You can't tell anything about my acceleration or the direction in which I traveled.
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