Engineering Entrance

Q. What is the work done by an ideal gas during an isothermal expansion from volume V1 to V2 at temperature T? (2021)
  • A. nRT ln(V2/V1)
  • B. nRT (V2 - V1)
  • C. PV
  • D. 0
Q. What is the work done by an ideal gas during isothermal expansion? (2021)
  • A. 0
  • B. nRT ln(Vf/Vi)
  • C. nRT (Vf - Vi)
  • D. nR (Tf - Ti)
Q. What is the work done on a gas when it is compressed from 5 L to 2 L at a constant pressure of 200 kPa? (2022)
  • A. 600 J
  • B. 800 J
  • C. 1000 J
  • D. 1200 J
Q. What is the work done when 1 mole of an ideal gas expands isothermally from 10 L to 20 L at 300 K? (R = 8.31 J/mol·K) (2023)
  • A. 0 J
  • B. 830 J
  • C. 1660 J
  • D. 2490 J
Q. What is the work done when 1 mole of an ideal gas expands isothermally from 10 L to 20 L at 300 K? (2022)
  • A. 300 J
  • B. 600 J
  • C. 150 J
  • D. 0 J
Q. What is the work done when a force of 10 N moves an object 5 m in the direction of the force? (2016)
  • A. 50 J
  • B. 25 J
  • C. 10 J
  • D. 5 J
Q. What is the work done when a force of 15 N moves an object 3 m at an angle of 0 degrees to the direction of motion?
  • A. 45 J
  • B. 30 J
  • C. 60 J
  • D. 75 J
Q. What is the x-intercept of the line 5x - 2y + 10 = 0?
  • A. -2
  • B. 2
  • C. 0
  • D. 5
Q. What is the y-intercept of the line 3x - 2y = 6? (2020) 2020
  • A. 3
  • B. 2
  • C. 0
  • D. 1
Q. What is the y-intercept of the line 3x - 4y = 12? (2023)
  • A. 3
  • B. 4
  • C. 0
  • D. 12
Q. What type of adsorption is characterized by the formation of a chemical bond? (2019)
  • A. Physisorption
  • B. Chemisorption
  • C. Desorption
  • D. Multilayer adsorption
Q. What type of biomolecule is RNA? (2014)
  • A. Protein
  • B. Carbohydrate
  • C. Nucleic Acid
  • D. Lipid
Q. What type of bond is formed between sodium (Na) and chlorine (Cl) in NaCl? (2019)
  • A. Covalent bond
  • B. Ionic bond
  • C. Metallic bond
  • D. Hydrogen bond
Q. What type of bond is formed when two atoms share electrons? (2023)
  • A. Ionic bond
  • B. Covalent bond
  • C. Metallic bond
  • D. Hydrogen bond
Q. What type of bond is formed when two atoms share electrons? (2023) 2023
  • A. Ionic bond
  • B. Covalent bond
  • C. Metallic bond
  • D. Hydrogen bond
Q. What type of bond is present in a carbon-carbon double bond?
  • A. Single bond
  • B. Double bond
  • C. Triple bond
  • D. Quadruple bond
Q. What type of bond is present in alkenes?
  • A. Single bond
  • B. Double bond
  • C. Triple bond
  • D. Quadruple bond
Q. What type of bond is present in O2? (2022)
  • A. Single bond
  • B. Double bond
  • C. Triple bond
  • D. Quadruple bond
Q. What type of bond is primarily responsible for the strength of polymers?
  • A. Ionic bond
  • B. Covalent bond
  • C. Hydrogen bond
  • D. Metallic bond
Q. What type of bond is primarily responsible for the structure of polymers?
  • A. Ionic bond
  • B. Covalent bond
  • C. Hydrogen bond
  • D. Metallic bond
Q. What type of bond links amino acids together in a protein? (2023) 2023
  • A. Ionic bond
  • B. Covalent bond
  • C. Hydrogen bond
  • D. Peptide bond
Q. What type of intermolecular force is present in liquid water? (2021)
  • A. London dispersion forces
  • B. Dipole-dipole interactions
  • C. Hydrogen bonding
  • D. Ionic interactions
Q. What type of polymer is nylon?
  • A. Addition polymer
  • B. Condensation polymer
  • C. Natural polymer
  • D. Composite polymer
Q. What type of reaction is involved in the conversion of an alkene to an alkane? (2023)
  • A. Hydrogenation
  • B. Dehydration
  • C. Halogenation
  • D. Oxidation
Q. What type of reaction occurs when an alkene reacts with hydrogen? (2023) 2023
  • A. Hydrolysis
  • B. Hydrogenation
  • C. Dehydration
  • D. Oxidation
Q. What type of reaction occurs when ethene is converted to ethane? (2020)
  • A. Hydrogenation
  • B. Dehydrogenation
  • C. Halogenation
  • D. Hydrolysis
Q. What type of reaction occurs when ethene reacts with bromine?
  • A. Substitution
  • B. Addition
  • C. Elimination
  • D. Oxidation
Q. What type of reaction occurs when haloalkanes react with aqueous KOH?
  • A. Nucleophilic substitution
  • B. Elimination
  • C. Addition
  • D. Redox
Q. What type of reaction occurs when haloalkanes react with metals like magnesium?
  • A. Substitution
  • B. Elimination
  • C. Addition
  • D. Grignard formation
Q. What type of reaction occurs when haloalkanes react with metals like zinc?
  • A. Substitution
  • B. Elimination
  • C. Reduction
  • D. Oxidation
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