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The acceleration of the car can be calculated using the formula: acceleration = (final velocity - initial velocity) / time. In this case, the final velocity is 20+10 = 30 miles/sec, the initial velocity is 20 miles/sec, and the time is 30 seconds. So, the acceleration of the car is (30 - 20) / 30 = 0.33 miles/sec^2.

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1y ago

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What is meant by the term acceleration?

Acceleration refers to the rate at which an object's velocity changes over time. It can be an increase or decrease in speed, or a change in direction. The formula for acceleration is acceleration = (final velocity - initial velocity) / time.


When calculating acceleration to find the change in velocity you subtract the what velocity from the final velocity?

When calculating acceleration to find the change in velocity, you subtract the initial velocity from the final velocity. The formula for acceleration is: acceleration = (final velocity - initial velocity) / time.


How is the initial velocity zero but the acceleration is not?

Going back to definitions, Velocity is change of distance with time; and acceleration is change in velocity with time. Initially, the velocity is zero, as is the acceleration, BUT the Force of Gravity attracts the falling mass, and causes velocity to appear. But the continued application of the Force of Gravity causes the velocity to increase. And as we know, increase in velocity is acceleration. [space for QED]


To find acceleration you subtract what?

To find acceleration, you subtract the initial velocity from the final velocity and then divide by the time taken to achieve the change in velocity. The formula for acceleration is (final velocity - initial velocity) / time.


How do you find displacement when you only have acceleration initial velocity and final velocity?

You can use the equation: Displacement = (final velocity squared - initial velocity squared) / (2 * acceleration). Plug in the values of final velocity, initial velocity, and acceleration to calculate the displacement.


What would be true of the values for initial velocity and final velocity if the acceleration were zero?

A change in velocity can be effected only by acceleration. Therefore, if the acceleration is zero, there is no change, so final velocity equals initial velocity.


What information do you need in order to find a object's acceleration?

To find an object's acceleration, you need its initial velocity, final velocity, and the time it takes to change from the initial velocity to the final velocity. The formula for acceleration is (final velocity - initial velocity) / time elapsed.


What is the formula for calculating the acceleration of an object when given the initial velocity, final velocity, and time elapsed?

The formula for calculating acceleration is: acceleration (final velocity - initial velocity) / time elapsed.


How do you find the initial velocity just with the accelaration final velocity and time?

To find acceleration, you take Vi [Initial Velocity] and you subtract if from Vf [Final Velocity.] (Vi - Vf) If they Vi and Vf are already given, you take the two givens and you subtract them from each other. Vi minus Vf. Do not do Vf minus Vi or it will be wrong. After you do that, you divide your answer from T [Time] (Vi - Vf) a= _____ t Once you get your answer, that will be your acceleration.


What is the formula for calculating final velocity when you know the initial speed and the acceleration?

the formula for finding acceleration is final velocity, minus initial velocity, all over time. So if you have the acceleration and initial speed, which is equal to the initial velocity, you must also have time in order to find the final velocity. Once you have the time, you multiply it by the acceleration. That product gives you the difference of the final velocity and initial velocity, so then you just add the initial velocity to the product to find the final velocity.


What would be true if the values for initial velocity and final velocity if the acceleration were zero?

A change in velocity can be effected only by acceleration. Therefore, if the acceleration is zero, there is no change, so final velocity equals initial velocity.


How can one determine velocity by using acceleration and time?

To determine velocity using acceleration and time, you can use the formula: velocity initial velocity (acceleration x time). This formula takes into account the initial velocity, acceleration, and time to calculate the final velocity.