At what temperature does water boil if P = 0.08 bar Select one: а. 45.81 С O b. 89.95 C O c. 48.81 C d. 96.6 C е. 41.51 С
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- if Op1 is 18.6 °ccw, then Os1 is CW O a. 26.40 Ob. 108.60 O c. 71.40 ion d. 198.60B. Read are these sentences and choose the True or False. Answer only five 3-The Fluid friction apparatus in (major losses turbulent flows experiment) it is: h/ u V hoc u Log Ihl Where: h:the loss of head due to pipe friction. u :the velocity. 4- The Reynolds number is a ratio of an inertia force operation to a viscous force. Log lulQI) The vapour pressure, p, of nitric acid varies with temperature as follows: 0 20 40 1.92 6.38 17.7 27.7 62.3 89.3 124.9 170.9 50 70 80 90 100 p/kPa What are : (a) the normal boiling point (b) the enthalpy of vaporization of nitric acid? Q2) Calculate the melting point of ice under a pressure of 50 bar. Assume that the density of ice under these conditions is approximately 0.92 g cm and that of liquid water is 1.00 g em'. Q3) An open vessel containing (a) water, (b) benzene, (e) mercury stands in a laboratory measuring 5.0 m x 5.0 m x 3.0 m at 25°C. What mass of each substance will be found in the air if there is no ventilation? (The vapour pressures are (a) 3.2 kPa, (b) 13.1 kPa, (c) 0.23 Pa.)
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- A tank shown has two fluids water and gasoline (S.G30.75), the local atmospheric pressure is 101 kPa. What is the pressure at the bottom of the tank (KPa)? 11 Select one: O a. 112.27 Ob. 114.23 Gasoline 2.5m O C. 110.80 Od. 113.26 0.5m O e. 116.47 Of None of the aboveThe Crodge Cram truck, which is manufactured in Outer Elbonia, has an engine with a displacement (internal volume) expressed in Elbonian volume units of 20.5 cubic blee. If I want to sell the Crodge Cram in Inner Elbonia, where 1 skranding 5.89 blee, how many cubic skranding would I need to advertise the truck's engine as having? a. 4188.898 cubic skranding O b. 0.591 cubic skranding c. 0.100 cubic skranding O d. 3.480 cubic skranding O e. 711.188 cubic skrandingQ1: A car initial velocity is 12 m/s moves with accn 3 a m/s . Find the its velocity after it moves a distance of 120 m { laws you may use are 2 V- v, = at , v,- v,¯ = 2as , s = v, t + 0.5 at } Choose the correct answer Select one: a. 29.4 m/s b. 29.4 mm c. 23 m/s d. 21.9 m/s b R VE 20 m/s A car is moving on a concave road as shown Find the reaction between the car and road if mass of car = 900 kg and R = 50 m ( assume g = 10 m/s)( a_ = v/r) Select one: a. 18000 kg b. 1800 kg c. 18000 N d. 16200 N
- for the cirele below (Reg) sedrch fom 3 00 S 15o s 5V R23200 s2 B4 502Problem Compute the kinetic energy of an 3046 lb. Automobile travelling at 104 mi/hr, ) How many times as great is the kinetic energy if the velocity is tripled (3). Ans. 9 times Problem Compute for the kinetic energy in ergs and in joules of a riffle bullet travelling at 276 m/sec. Ans 2.160 X 10 567.00 gram 11 ergs; 21595.896 dynesA tank shown has two fluids water and gasoline (S.G=0.85), the local atmospheric pressure is 101 kPa. What is the pressure at the bottom of the tank (kPa)? Po Air Select one: а. 112.27 b. 114.23 1 m Gasoline 2.5 m c. 110.80 d. 113.26 0.5m H2O e. 116.47 f. None of the above