Question

journey
41. A car is moving along a straight road at a steady speed. It travels 150 min 5 seconds
(a) What is its average speed ?
(b) How far does it travel in 1 second ?
(c) How far does it travel in 6 seconds ?
(d) How long does it take to travel 240 m2​

Answer 1

Explanation:

Answer

(a) Averape speed, v

av

=

Total time taken

Total distance travelled

=

5

150

=30 m/s

(b) Time =1s

Distance =V

av

×time=30×1=30 m/s

(c) Time =6s

Distance =v

av

×time=30×6=180 m/s

(d) Distance =240 m

Time=

V

av

Distance

=

30

240

=8s

Answer 2

Answer:

Answer

(a) Averape speed, vav= Total time taken Total distance travelled =5150=30 m/s

(b) Time =1s

Distance =Vav×time=30×1=30 m/s

(c) Time =6s

Distance =vav×time=30×6=180 m/s

(d) Distance =240 m

Time=VavDistance=30240=8s