Question

Case study:Efficiency of machineIn the current scenario, government has policy wake a highway as soon as possible. So the constructor used the heavy machine instead of using man labourA machine operator dug out a field in the shape of circular having radius 3m and some depth 10m.



.

5. The three dimensional shape of the digging area is *

1 point

a) Cylindrical

b) Conical

c) Cubical

d) Spherical

6. Find the volume of the soil *

1 point

a) 250m³

b) 280 m³

c) 282.6 m³

d) 290 m³

7. How much the cover area of the field dug out? *

1 point

a) 27 m²

b) 28.90 m²

c) 28.26 m²

d) 29.2 m²

8. Find the total inner surface area of the digging field. *

1 point

a) 216.66 m²

b) 212.66 m²

c) 210.66 m²

d) 214.66 m²

 

This is a required question

9. If the cost of digging out of 1 cubic metre field is Rs 50. Find the total cost of complete digging out field. *

1 point

a) Rs. 1420

b) Rs. 1413.0

c) Rs 1450

d) Rs. 1510

​

Answer 1

Answer:

FOLLOW ME I WILL GIVE YOUR ANSWER TODAY

Answer 2

Step-by-step explanation:

skybzbzvzvvbajsjbavsvzvzvsvzv