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What is the acceleration of an object that takes 20 seconds to change from a speedof 200 m per sec to 300 m per sec?
Wiki User
∙ 12y ago
5 m/sec
More correctly: 5 m/sec2
Wiki User
∙ 12y ago
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What is the equation used to calculate the accerleration of an object?
Change of speed divided by time gives you average acceleration. For example, a change of 30 m/s during 5 seconds gives you 6 meters per second square - this is the average acceleration during those 5 seconds. If acceleration is constant, then this is also the acceleration at any moment during those 5 seconds. For more complicated functions (non-constant acceleration), derivates (a topic in calculus) has to be used. Specifically, the acceleration is the derivative of the velocity.
An object uniformly accelerates over a distance of 100 m in 20 seconds. What is the acceleration?
an object uniformly accerlerates over a distance of 100 m in 20 seconds. calculate the acceleration.
Can velocity of an object change when its acceleration is constant?
Certainly! By definition, the acceleration is the change, so it will change unless that amount is zero.
What would be the change in velocity for a 10 gram object dropped from the roof of a 20 meter building if it takes 2 seconds to reach the ground Hint acceleration due to gravity is 9.8 ms²?
Acceleration = (change in velocity) / (time for the change)9.8 = (change in velocity) / (2 seconds)9.8 x 2 = change in velocity = 19.6 meters per second .Hint: The mass of the object and the height of the building are there just tothrow you off balance. You don't need either of them to answer the question.
The velocity of an object goes from 4 m per second to 12 m per second in 4 seconds what is its acceleration?
The change in velocity was 8 m / s. Divide that by 4 seconds and get 2 m / s2 -- sometimes stated as acceleration of 2 meters per second per second.
A change in indicates the acceleration of an object.?
No, a change in velocity indicates the acceleration of an object. Acceleration is the rate at which an object's velocity changes over time.
When does an object's acceleration change?
Acceleration is change of velocity / time.
Is there an acceleration when an object traveling at constant velocity and why?
No, there is no acceleration when an object is traveling at a constant velocity. Acceleration is the rate of change of velocity, so if the velocity is constant, there is no change and therefore no acceleration.
What causes a change in acceleration and velocity?
A change in acceleration is caused by a change in the net force acting on an object, according to Newton's second law (F=ma). A change in velocity is caused by acceleration, so whenever there is a change in acceleration, there will also be a change in velocity.
When the mass of an object increases how does the object's acceleration change?
As mass increases acceleration decreases.
An object with constant velocity has positive acceleration?
Answer This occurs when an object istraveling in one direction but has an acceleration in the opposite direction, which means it is decreasing in speed. For a given period of time, the speed has decreased. Acceleration is the change of velocity per second. T1 = 5 seconds V1 = 100mph T2 = 10 seconds V2= 50 mph Acceleration = (V2 - V1 ) / (T2 - T1) = (50-100)/(10-5) = -10 ft/sec/sec Positive(+) acceleration means an object will be going faster over an interval of time.
The change in an object velocity?
The change in an object's velocity is determined by its acceleration. If the object's acceleration is positive, its velocity increases; if it is negative, the velocity decreases. The larger the acceleration, the quicker the change in velocity will be.
A change in what indicates the acceleration of an object?
A change in velocity of an object indicates acceleration. Acceleration can occur when an object speeds up, slows down, or changes direction. It is a vector quantity that includes both the rate of change of speed and the direction of the change.
What are the 3 things that can cause a change in acceleration?
Three things that can cause a change in acceleration are a change in the net force acting on an object, a change in the object's mass, or a change in the direction of the force acting on the object.
How acceleration is formed?
Acceleration is formed when there is a change in an object's velocity over time. This change can be in the object's speed, direction, or both. Acceleration can be calculated by dividing the change in velocity by the time taken for the change to occur.
The rate of change in an object's velocity is the object's what?
The rate of change in an object's velocity is the object's acceleration. It is a vector quantity that describes how quickly the velocity of an object is changing with time.
Can an object traveling at constant velocity have acceleration why?
An object traveling at constant velocity cannot have acceleration because acceleration is the rate of change of velocity over time. If the velocity of an object is constant, there is no change in velocity and therefore no acceleration.
