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Subjects
Science State Board
Class 7
Force and motion
Textbook questions
11.
Numerical problem III
Exercise condition:
3
m.
A bus can accelerate with an acceleration \(1\)
m
/
s
2
. Find the minimum time for the bus to reach the speed of \(100\) \(km/s\) from \(50\) \(km/s\)?
The formula to find the acceleration is,
Acceleration
=
Change
in
time
velocity
Acceleration
=
Change
in
velocity
time
By applying, the known values in the formula, we get
\(Time\) \(=\)
×
10
3
s
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