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A particle is moving in a straight line from A to B with constant acceleration 4m/s^2. The velocity of the particle at A is 3m/s in the direction AB. The velocity of the particle at B is 18m/s in the same direction/ Find the distance from A to B.

First draw a diagram to see the set-up.Then look at SUVAT to see which values we have been given. In this case it is a=4, u=3,v=18 and s=?. The only letter not used from SUVAT is the t so we use the formu...

AK
2879 Views

Outline the events that occur within the heart, which cause blood to move around the body.

One of the most crucial functions of the heart is to act as a pump which distributes the blood around the body. The blood is first collected in the atria, and then pumped from atria to the ventricles. The...

JK
5053 Views

How do muscles contract? Describe the sliding filament theory.

When an action potential from a motor neurone stimulates a muscle cell, a number of things happen to cause sarcomeres (the smallest contracting unit of a muscle cell) to shorten and contract very rapidly....

IL
Answered by Isabel L. Biology tutor
3640 Views

Given a graph of the displacement of a particle, how can you tell if it is in Simple Harmonic Motion?

There are two main features if an object is in SHM. The first is that it has a fixed maximum amplitude. That is to say, if the mean (halfway between the maximum values of oscillation (+ve and -ve)) displa...

JT
Answered by Johnny T. Physics tutor
2458 Views

How is the role of the British Prime Minister changing?

This is an example of an essay question that could be asked (with slight variation) for a paper on British Politics. An approach to the question will need to be twofold - firstly the content needs to be a...

MF
3172 Views

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