1) the reason whey fluid power is used to perform heavy work is b. stiffness A)...

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1) the reason whey fluid power is used to perform heavy work is b. stiffness A) reliability Origidity 2) the measure of sluggishness in fluid is b. SG a viscosity c. bulk modulus 3) when the fluid becomes more incompressible the bulk modulus a) increase decreases c. stay const d. none of above 4) when a hydraulic pump delivers fluid at 40 Lpm through a 25 mm diameter pipe, the fluid velocity is a) 10.2 m/s 2.4 m/s c 16.4 m/s 1.36 m/s MEGHA.. 5) How much hydraulic power would a pump produce when operating at 140 bas and delivering 0.001 m³/s of oil PI a) 14 kW b. 8 kW CTF d. none of above c 16 kW 6) an example of Hydraulic device which creates force is a) Hydraulic motor b. Hydraulic pump hydraulic cylinder A 7) High resistance to flow which causes sluggish operation is a result of high viscosity b. low viscosity c. high temperature b. -0.2828% d. non of above d. VI 10) an example of Hydraulic device which creates Torque is a) Hydraulic motor Hydraulic pump c. hydraulic cylinder d. low temperature 8) A 500 cm³ sample of oil is compressed in a cylinder until its pressure is increased from Patm to 50 atm. If the bulk modulus equals 1750 MPa, the percentage change in volume of the oil is a)-0.0028% c. -2.7×10-5% non of above 9) A Hydraulic system is powered by a 5-kW motor and operates at 10 MPa, assuming no losses the flow rate is A 0.0005m² b. 1.05m² c 4.05m³ d. non of above d. none of above d. none of above 1) the reason whey fluid power is used to perform heavy work is b. stiffness A) reliability Origidity 2) the measure of sluggishness in fluid is b. SG a viscosity c. bulk modulus 3) when the fluid becomes more incompressible the bulk modulus a) increase decreases c. stay const d. none of above 4) when a hydraulic pump delivers fluid at 40 Lpm through a 25 mm diameter pipe, the fluid velocity is a) 10.2 m/s 2.4 m/s c 16.4 m/s 1.36 m/s MEGHA.. 5) How much hydraulic power would a pump produce when operating at 140 bas and delivering 0.001 m³/s of oil PI a) 14 kW b. 8 kW CTF d. none of above c 16 kW 6) an example of Hydraulic device which creates force is a) Hydraulic motor b. Hydraulic pump hydraulic cylinder A 7) High resistance to flow which causes sluggish operation is a result of high viscosity b. low viscosity c. high temperature b. -0.2828% d. non of above d. VI 10) an example of Hydraulic device which creates Torque is a) Hydraulic motor Hydraulic pump c. hydraulic cylinder d. low temperature 8) A 500 cm³ sample of oil is compressed in a cylinder until its pressure is increased from Patm to 50 atm. If the bulk modulus equals 1750 MPa, the percentage change in volume of the oil is a)-0.0028% c. -2.7×10-5% non of above 9) A Hydraulic system is powered by a 5-kW motor and operates at 10 MPa, assuming no losses the flow rate is A 0.0005m² b. 1.05m² c 4.05m³ d. non of above d. none of above d. none of above

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