Generally the primary source of all water supply is to be said as

a) precipitation

b) River

c) Canal

d) Impounding reservoir

In engineering, economic cost is a decision-making tangible factor. Group of answer choices True False

An example of Ferrous alloy is Brass a) - True b) - False

One kg of ammonia in a piston-cylinder assembly, initially saturated liquid at 5 bar, is boiled at constant pressure to saturated vapor. Kinetic and potential energy changes are negligible.

1. A spur gear made of bronze drives a mid steel pinion with angular velocity ratio of 13 / 2 : 1. Thepressure angle is 14 1/2°. It transmits 5 kW at 1800 r. p. m. of pinion.

On a hot summer day, a student turns his fan on when he leaves his room in the morning. When he returns in the eve - ning, will the room be warmer or cooler than the neighboring rooms?

The pressure and temperature at the beginning of compression of an air-standard Diesel cycle are95 kPa and 300 K, respectively. At the end of the heat addition, the pressure is 7.2 MPa and thetemperature is 2150 K.

Explain two Types of bearing?

7 Single-use earplugs require a professional fitting before they can be used. A True B) False

Electric power is to be generated by installing a hydraulic turbine-generator at a site 138 m below the free surface of a large water reservoir that can supply water at a rate of 2400 kg/s steadily. Determine the power generation potential.

When the French horn plays with brass instruments, then it is played very softly to match the texture. True/False