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Verdich [7]
3 years ago
8

At a given instant of time, a car and a truck are traveling side by side in adjacent lanes of a highway. The car has a greater v

elocity than the truck. Does the car necessarily have a greater acceleration? Explain.
Physics
1 answer:
miv72 [106K]3 years ago
8 0

Answer:

NO.

Explanation:

No, It does not mean that the acceleration of the car will be higher.

The car and the truck are moving in the same direction but may have any value of acceleration. Higher velocity of car cannot imply higher acceleration. Acceleration is change in velocity to the change in time. Even if the velocity of car is higher it does not mean its change in velocity will be higher.

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storchak [24]

Answer:

<em>Percentage error = 2.63%</em>

<em></em>

Explanation:

We are given the following

Original volume = 15.20mL

Student measurement = 14.8mL

Error = 15.20-14.80

Error = 0.40mL

percentage = Error/Original volume * 100

Percentage error = 0.4/15.20 * 100

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<em>Percentage error = 2.63%</em>

<em></em>

3 0
3 years ago
What are examples of a medium
Serggg [28]

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4 0
3 years ago
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A tungsten wire has resistance R at 20°C. A second tungsten wire at 20°C has twice the length and half the cross-sectional area
Bad White [126]
The resistance is 4 times the resistance of the first wire. the formula is R = p*l/A with p being resistivity, l length and A area. So if you double length and half area, which botv result in more resistance, you get p*2/0.5 or 4 (p can be abandoned because it is the same. We take standard length and area as 1)
6 0
3 years ago
A car of mass 1100kg moves at 24 m/s. What is the braking force needed to bring the car to a halt in 2.0 seconds? N
LenaWriter [7]

13200N

Explanation:

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time = 2s

unknown:

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Solution:

The braking force is the force needed to stop the car from moving.

   Force  =  ma = \frac{mv}{t}

  m is the mass of the car

  v is the velocity

  t is the time taken

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Learn more:

Force brainly.com/question/4033012

#learnwithBrainly

8 0
3 years ago
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hodyreva [135]
Not sure we can open those image files, but I think it would be 6.3*10^0
6 0
4 years ago
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