Centrifugal Pump

Can anyone help me with the fluid mechanics problem please?

Explain, in detail, the relationship when impeller diameter varies in centrifugal pumps for capacity, total head and power. Do not merely give the equations but explain them. Use examples if you need

http://answers.yahoo.com/question/index;_ylt=Ag_YH9sZMgwHbvH9A6JW5ebty6IX;_ylv=3?qid=20080724122541AAaHttf

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National Oilwell Varco Mission 5X6R centrifugal pump
National Oilwell Varco Mission 5X6R centrifugal pump
$1,500.00
Worthington 12 LNS 32 Single Stage Centrifugal Pump 10000GPM336TDH 1200RPM
Worthington 12 LNS 32 Single Stage Centrifugal Pump 10000GPM336TDH 1200RPM
$15,000.00
Worthington 10LNH 22 HHS Single Stage Centrifugal Pump 6500GPM360TDH1780RPM
Worthington 10LNH 22 HHS Single Stage Centrifugal Pump 6500GPM360TDH1780RPM
$12,000.00
DC 12V 55 Gallon 8GPM Centrifugal Drum Barrel Fuel Transfer Pump Kit 12 Volt
DC 12V 55 Gallon 8GPM Centrifugal Drum Barrel Fuel Transfer Pump Kit 12 Volt
$58.99
QuestCraft 12V DC Centrifugal Drum Barrel Fuel Transfer Pump Kit 55 Gallon 8GPM
QuestCraft 12V DC Centrifugal Drum Barrel Fuel Transfer Pump Kit 55 Gallon 8GPM
$121.03
Unused Surplus Torishima CDM 300x250 Centrifugal Pump With 200 HP Motor
Unused Surplus Torishima CDM 300x250 Centrifugal Pump With 200 HP Motor
$11,500.00
852859 NBP 80BFC CH PAP Yamada Pump Diaphragm Centrifugal Moyno Myers Drill Rig
852859 NBP 80BFC CH PAP Yamada Pump Diaphragm Centrifugal Moyno Myers Drill Rig
$2,700.00
55 Gallon 8GPM 12V DC Centrifugal Drum Barrel Transfer Water Fuel Pump Kit 55G
55 Gallon 8GPM 12V DC Centrifugal Drum Barrel Transfer Water Fuel Pump Kit 55G
$75.99
LaBour A90 LV 6x8x14 Centrifugal Pump With 100 HP Motor
LaBour A90 LV 6x8x14 Centrifugal Pump With 100 HP Motor
$5,500.00
Worthington 12LA 2 Centrifugal Pump 5000 GPM 140 TDH 1450 RPM
Worthington 12LA 2 Centrifugal Pump 5000 GPM 140 TDH 1450 RPM
$5,000.00
Armstrong Pumps 3F 4030 BF Centrifugal Pump
Armstrong Pumps 3F 4030 BF Centrifugal Pump
$750.00
American Marsh 3x4x13 Centrifugal Pump
American Marsh 3x4x13 Centrifugal Pump
$950.00
Ingersoll Rand 4x3x13 VOC Centrifugal Pump
Ingersoll Rand 4x3x13 VOC Centrifugal Pump
$2,500.00
12V DC Centrifugal Drum Barrel Fuel Transfer Pump 55 Gallon 8GPM 12 Volt Kit
12V DC Centrifugal Drum Barrel Fuel Transfer Pump 55 Gallon 8GPM 12 Volt Kit
$58.99
55 Gallon 12V DC Centrifugal Drum Barrel Fuel Transfer Pump Kit 8GPM 12 Volt
55 Gallon 12V DC Centrifugal Drum Barrel Fuel Transfer Pump Kit 8GPM 12 Volt
$66.99
Goulds Centrifugal Pump 3196 15X3 10 Centrifugal Pump 316 Stainless 5hp
Goulds Centrifugal Pump 3196 15X3 10 Centrifugal Pump 316 Stainless 5hp
$3,900.00
PACIFIC JHMB 6 STAGE CENTRIFUGAL PUMP
PACIFIC JHMB 6 STAGE CENTRIFUGAL PUMP
$2,500.00
USED UNION 50 HP 3 X 4 X 13 CENTRIFUGAL PUMP MODEL RS P 1B 330 GPM OC625
USED UNION 50 HP 3 X 4 X 13 CENTRIFUGAL PUMP MODEL RS P 1B 330 GPM OC625
$12,950.00
Goulds 4SH1K32B0 Centrifugal PumpSSH C7 1 2 HP Plus Sharp Ball Valve
Goulds 4SH1K32B0 Centrifugal PumpSSH C7 1 2 HP Plus Sharp Ball Valve
$599.95
Goulds 4x6 13 Centrifugal Pump
Goulds 4x6 13 Centrifugal Pump
$1,800.00
Sunflo P1 LQB Centrifugal Pump
Sunflo P1 LQB Centrifugal Pump
$750.00
Allis Chalmers Single Stage Double Suction Centrifugal Pump 10000 GPM 145 TDH
Allis Chalmers Single Stage Double Suction Centrifugal Pump 10000 GPM 145 TDH
$9,500.00
Byron Jackson 12MH S Single Stage Centrifugal Pump 5000GPM125TDH 975RPM
Byron Jackson 12MH S Single Stage Centrifugal Pump 5000GPM125TDH 975RPM
$7,500.00
Goulds 3175 8x6 Centrifugal Pump With 16 7 8 SS Impeller
Goulds 3175 8x6 Centrifugal Pump With 16 7 8 SS Impeller
$5,500.00
Aurora 411 BF 14x16x18 Centrifugal Pump With 300 HP Electric Motor
Aurora 411 BF 14x16x18 Centrifugal Pump With 300 HP Electric Motor
$27,500.00


Recently Purchased Centrifugal Pump:


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