Question

a body covers 5 m in 1 sec and then covers 10m in 2 secs.find the average speed​

Answer 1

Step-by-step explanation:

Solution: Curved surface area of a cone = π rl = (22/7)× 7 ×15 = 330 cm 2.

Answer 2

the average speed is total distance traveled by total time.

total distance=5+10 = 15 m.

Total time=1+2 =3 sec.

average speed = 15/3 = 5 m/s

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