Question

a bus increases its speed from 54km/hr to 90km/he in 5s, then acceleration of the bus is?​

Answer 1

Answer:

v

c

=54 km/h=

3600

54×1100

=15 m/s

v

f

=72 km/h=

3600

72×1000

=20 m/s

∴ Acceleration

t

v

f

−v

c

=

10

20−15

=0.5 m/s

2

Answer 2

=54 km/h=
3600
54×1100
​
=15 m/s

v
f
​
=72 km/h=
3600
72×1000
​
=20 m/s

∴ Acceleration
t
v
f
​
−v
c
​

​
=
10
20−15
​
=0.5 m/s
2