Goods Pingvin78

Task 20 A concrete dam has

 3
$0.5

Task 20a

$0.5

Task 21 On a pipeline of constant cross-section

 2
$0.5

Task 21a

$0.73

Task 22 Calculate the pressure loss

$0.5

Task 22v

$0.75

Task 23 Determine the flow rate when feeding

 1
$0.5

Task 23a

$0.75

Task 24 Determine the strength and position

$0.5

Task 24a

$0.5