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Getting Interactive
100
96 W/m K can be converted to different units KJ/h m K and that would be
346 KJ/h m K
100
The atomic weight of barium is a. 106.42 b. 85.4678 c. 186.207 d. None of the above
The correct answer is d (Knovel Periodic Table)
100
The ultimate tensile strength of 4335V low-alloy steel sheet is a. 58 ksi b. 125 ksi c. 220 ksi d. None of the above
The correct answer is c (page 2-23, Military Handbook - MIL-HDBK-5H: Metallic Materials and Elements for Aerospace Vehicle Structures (Knovel Interactive Edition) or page 2-23, Metallic Materials Properties Development and Standardization (MMPDS-04) - Includes Change Notice 1)
100
IGES (Initial Graphics Exchange Specification) is a. a project of the American National Standards Institute (ANSI) started in 1980 b. a standard introduced by Intergraph as a part of Intergraph Government Solutions program in 1988 c. computer file format developed to exchange geometric data between CAD systems d. a and c e. b and c
The correct answer is d (page 6, Principles of Naval Architecture Series - The Geometry of Ships)
100
Using Interactive Tables: 19. The specific heat capacity of copper is a. 0.84 kJ/kg °C b. 0.38 J/g K c. 0.23 Btu/lb °F d. None of the above
The correct answer is b.
200
20 ksi can also be converted to MPa and that would be:
138 MPa
200
Lorentz force is a. The force of interaction of two magnetic fields b. The force of deflection of a moving object viewed in a rotating reference frame c. The force experienced by a charged particle moving through an electric and/or magnetic field d. None of the above
The correct answer is c (page 436, Wiley Electrical and Electronics Engineering Dictionary)
200
The melting point of Nylon 6 is about a. 110-150°C b. 536°F c. 225°C d. None of the above
The correct answer is c (Table 6.9 Melting Points for Conventional and Biodegradable Thermoplastics of Handbook of Biodegradable Polymers)
200
Stainless steels usually contain as a minimum a. 1.5% Molybdenum b. 7% Nickel c. 12% Chromium d. 14% Carbon
The correct answer is c (page 377-378, Dictionary of Materials and Testing (2nd Edition))
200
Using Interactive Tables - The density values of these metals increase in the order of a. iron, chromium, molybdenum, lead, gold b. chromium, iron, molybdenum, lead, gold c. iron, molybdenum, chromium, gold, lead d. molybdenum, chromium, iron, gold, lead
The correct answer is b
300
15. 110 Btu is approximately equal to a. 18.2 kN•m b. 45.4×103 lbf•ft c. 116.1 kJ d. 2.83×106 lbf•in
c. 116.1 kJ
300
The permissible exposure limit in air for toluene is a. 10 mg/m3 b. 1.2 mg/m3 c. 3.77 mg/m3 d. 42 mg/m3
The correct answer is с (page 2450, Sittig's Handbook of Toxic and Hazardous Chemicals and Carcinogens (5th Edition))
300
The density of high-volume fly ash concrete is in the order of a. 1800 kg/m3 b. 2400 kg/m3 c. 200 lb/ft3 d. None of the above
The correct answer is b (page 808, Concrete Admixtures Handbook - Properties, Science, and Technology (2nd Edition))
300
The CAS registry number of bromine pentafluoride is a. 7789-30-2 b. 15720-76-2 c. 13863-59-7 d. 9989-42-6
The correct answer is a (page 547, Sax's Dangerous Properties of Industrial Materials (11th Edition) Volumes 1-3)
300
Using Equation Plotter - The density of acrylic acid at 120°F is approximately a. 0.036 lb/in3 b. 0.81 g/cm3 c. 63.6 lb/ft3 d. 936000 mg/L
The correct answer is c
400
230 cm^2 is approximately equal to how many inches^2?
35.7 in2
400
The flash point of the cyclohexanone is a. 130°C b. 130°F c. 130 K d. 22°C
The correct answer is b (page 639, Industrial Solvents Handbook (5th Edition))
400
Noise reduction coefficient of heavy carpet on concrete is a. 0.10 b. 0.45 c. 0.80 d. None of the above
The correct answer is b (page 1277, Handbook of Noise and Vibration Control)
400
The sum of currents entering a node in a circuit is the same as the sum of currents leaving it. It’s known as: a. Maxwell’s law b. Ohm's law c. Coulomb’s law d. Kirchhoff’s law
The correct answer is d (page 404, Wiley Electrical and Electronics Engineering Dictionary)
400
Using Equation Plotter - The heat capacity at constant pressure (Cp) of bismuth (Bi) at 500°F is approximately a. 8.4 cal/(mol K) b. 25.5 J/(mol K) c. 6.6 Btu/(lb-mol °F) d. 29.6 J/(mol K)
The correct answer is d
500
CAS Registry Number of styrene is:
100-42-5
500
Methyl ethyl ketone peroxide is used as a a. solvent for vinyl resins b. curing agent for thermosetting polyester resins c. flow control agent for epoxy resins d. plasticizer for PVC
The correct answer is b (page 1710, Sittig's Handbook of Toxic and Hazardous Chemicals and Carcinogens (5th Edition))
500
The minimum lethal level of the electrical shock current for a human is a. 50 mA b. 200 mA c. 500 mA d. 1 A
The correct answer is a (page 29, Electrical Installation Work (6th Edition))
500
As far as permanent magnets are concerned, the optimum combination of magnetic properties is obtained in the 50/50 cobalt-iron composition. However, the ductility of the binary alloy is so low that it is not possible to fabricate the alloy to any extent. Which of the following is added to increase the ductility and substantially increase resistivity? a. 2% Cobalt b. 2% Vanadium c. 3% Chromium d. 3% Tungsten
The correct answer is b (page 8/13, Electrical Engineer's Reference Book (16th Edition))
500
Using Graph Digitizer - As concentration of aqueous methanol solution increases from approximately 60 to 70%, its freezing point drops from approximately a. -54 to -123°C b. 2 to -31°C c. -38 to -84°C d. -72 to -104°C
The correct answer is d