6289. Diaphragm pumps are used to transport

By Admin / September 7, 2025

Solids

Liquids

Fluids

Slurries

✅ The correct answer is option D.

6286. A centrifugal pump has the following specifications: Power = 4 H.P.; Speed = 800 rpm Head = 8 metres Flow = 1000 litres/minutes. If its speed is halved, then the new head will be __________ metres.

6292. The blades of a centrifugal impeller are said to be curved forward, if the __________ of the motion of impeller blades.

1. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm².

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2. Transformer cores are normally made from

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