at a given instant the speed of a scooter is 54 km per hour and after 10 seconds it becomes 18 km per hour calculate its acceleration asuming it to be constant
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given
u=54*5/18
=15 m/s
v=18*5/18
=5m/s
by using first equation of motion
v=u+at
5=15+a*10
=>-10=10*a
a=-1m/s²
u=54*5/18
=15 m/s
v=18*5/18
=5m/s
by using first equation of motion
v=u+at
5=15+a*10
=>-10=10*a
a=-1m/s²
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