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A car is travelling at 10m/s. It then accelerates at a constant rate.Find the time taken for the car to travel 1km if the car’s final velocity is then 22m/s .

s=((u+v)/2)t1000=((10+22)/2)t1000=(16)tt= 62.5s

MW
Answered by Mark W. Physics tutor
2450 Views

How is a PET scanner able to locate a tumour in the patient's body?

The patient is injected with a radioactive isotope with short half-life, for eg Fluorine-18. This isotope decays into positrons. The area damaged with tumour requires more blood supply compared to the hea...

KD
Answered by Krish D. Physics tutor
3255 Views

Why can an acid can be described as both strong and dilute?

An acid can be described as strong and dilute because the strength of the acid is determined by what proportion of the acid dissociates in water, and it can be described as dilute depending on how much of...

BW
19922 Views

There are two points 'A' and 'B' on a graph, their coordinates are (0,1) and (10,6) respectively. 1)Find the equation of the line that runs through both of these points.2)Find the equation of a line perpendicular to this through point 'B'.

Draw a graph to see the question more clearly.1) Find the slope using the rise over run formula. ( m = 1/2 )Put this slope into the equation of a line formula along with one of the points. ( ...

RT
Answered by Robert T. Maths tutor
2600 Views

Factorise and solve x^2 -8x=15=0

x=3 or x=5

VA
Answered by Vineet A. Maths tutor
2753 Views

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