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5 Air bags in a car 'explode' at 340 km/h. a Convert this to metres per second. b How long would the air bag take to move 10 cm? Give your answer to the nearest thousandth of a second.
asked
Aug 8, 2023
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5 Air bags in a car 'explode' at 340 km/h.
a Convert this to metres per second.
b How long would the air bag take to move 10 cm?
Give your answer to the nearest thousandth of a second.
Mathematics
high-school
HGandhi
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HGandhi
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1
Answer
1
vote
Answer:
a. 94.444 m/s
b. 0.001 s
Explanation:
We know that:
1 km = 1000 m & 1 h = 3600s
#a
Explosion speed of air bag = 340 km/h
-> Explosion speed of air bag
-> Explosion speed of air bag
#b
S
peed
=
9
4
.
4
4
4
m/
s
=
9
4
4
4
.
4
c
m
/
s
Distance
=
1
0
cm
Formula
relating
time
speed
and
distance
is
given
as
:
Ferhado
answered
Aug 13, 2023
by
Ferhado
6.6k
points
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