. Tall Zain JO Zain jo Not yet answered Marked out of 1.00 P Flag question...
Refrigerant 134a in a cylinder-piston assembly is at 240 kPa with a quality 15% and then as a result of heat added the quality increases to 45%, what is the change in volume per one unit of mass (m3/kg)? The piston is assumed to move freely but it is sealed tight that does not allow mass exchange. Refrigerant 134a in a cylinder-piston assembly is at 240 kPa with a quality 15% and then as a result of heat added the...
. 20 zain JO Zain Jo Not yet answered Marked out of 1.00 P Flag question A circular tank (diameter = 1.5 m) holds water with height of water in it is h=5.5 m, what is the resulting hydrostatic force (kN) on the bottom surface? Recall that force = PA. Water density = 1000 kg/m. V Select one: a. F=60.67 kN. b. F=112.68 kN. c. F=134.92 kN. d. F=95.35 kN. e. F=78.01 kN. Question 8 Not yet answered Marked out...
What is the enthalpy (kJ/kg) of refrigerant 134a which is at 4 C and quality 30%? . LE 20 zain JO Zain JO Question 9 Not yet answered Marked out of 1.00 P Flag question A car (1000 kg) climbs up a hill sloped at 28° while traveling at constant speed of 80 km/hr, what is the power (kW) required for the uphill motion? Select one: a. power 108.7 kW. b. power 89.6 kW. c. power 119.7 kW. d. power...
Question 4 The pH is defined as Not yet answered Marked out of 1.00 P Flag question Select one: 0 -log[H] o 10[++] O 10-[H+] O log[H+] Question 5 If the pol of a solution is 4, what is its pH? Not yet answered Marked out of 1.00 Select one: o 7 O 10 p Flag question
Question 11 Not yet answered Marked out of 1.00 P Flag question The DNA of an organism is studied and found to contain 14% guanine. This organism should have __% thymine and __% cytosine in its DNA. Select one: O a. 36; 36 O b. 14; 36 O c. 14; 86 O d. 36; 14 Question 12 Not yet answered Marked out of 1.00 Flag question The strands of a DNA double helix are said to be antiparallel. This means...
Question 1 Not yet answered Marked out of 1.00 p Flag question Which of the following is result of decisions based on inaccurate information? Select one: a. Delivering products to customers on time O b. Meeting customers' demands O c. All the answers d. Misallocation of resources Question 2 Not yet answered Marked out of 1.00 p Flag qu In digital firms, Core business processes are accomplished digitally Select one: a. True о b. FALSE Previous page f Question 7...
Question 29 Not yet answered Marked out of 1.00 P Flag question What is the role of substrate-level phosphorylation in glycolysis? Select one: a. a process to synthesize oxygen (02) b. a process to do all of the above (a, b and c) c. a process to synthesize glucose d. a process used to synthesize ATP Question 35 Not yet answered Marked out of 1.00 P Flag question Plants use_to transport sucrose to all regions of the organism. Select one:...
Question 79 Not yet answered Marked out of 1.00 P Flag question Evolutionary fitness refers to Select one: O a. size o b. strength O c. potential reproductive success O d. longevity Not yet answered Marked out of 1.00 p Flag question Evolutionary fitness refers to
Energy is always... Question 4 Not yet answered Marked out of 1.00 P Flag question Select one: o decreasing o lost • conserved o increasing Question 5 When a compound gains energy the process is Not yet answered Marked out of 1.00 Select one: • endothermic P Flag question O hypothermic exothermic hyperthermic o Question 6 Bonus question: heat will pass by conduction and heat will pass by convection and heat will pass by radiation and that's.... Not yet answered...
Question 1 Not yet answered Marked out of 1.00 Flag question Question text SQL is a programming language for web-site development. Select one: a. TRUE b. FALSE Question 2 Not yet answered Marked out of 1.00 Flag question Question text Moral dimensions of the information age do NOT include _____. Select one: a. Information rights and obligations b. Accountability and control. c. Information safety d. Property rights and obligations Question 3 Not yet answered Marked out of 1.00 Flag question...