Questions
- 9001. What is Poisson’s ratio?
- 9002. State the relation between E, G, and K.
- 9003. Define bulk modulus (K).
- 9004. Define modulus of rigidity (G).
- 9005. Define modulus of elasticity (E).
- 9006. What is Hooke’s Law?
- 9007. Define volumetric strain.
- 9008. Define shear stress and strain.
- 9009. Define compressive stress and strain.
- 9010. Define tensile stress and strain.
- 9011. What is yield strength?
- 9012. What is endurance limit?
- 9013. What is creep?
- 9014. What is fatigue?
- 9015. Define brittleness.
- 9016. Define malleability.
- 9017. Define resilience.
- 9018. Define toughness.
- 9019. Define hardness.
- 9020. What are mechanical properties of materials?
- 9021. Define ductility.
- 9022. What is strength of a material?
- 9023. What is stiffness?
- 9024. What is plasticity?
- 9025. What is elasticity?
- 9026. What is the unit of strain?
- 9027. What is the unit of stress?
- 9028. Define strain.
- 9029. Define stress.
- 9030. What is Mechanics of Materials?
- 9031. How is fluid mechanics applied in wind turbines and hydroelectric plants?
- 9032. What is role of fluid mechanics in cooling of transformers?
- 9033. What are hydraulic systems used for in electrical engineering?
- 9034. What is free vortex?
- 9035. What is forced vortex?
- 9036. What is vortex motion?
- 9037. Define circulation and vorticity.
- 9038. What is stream function–potential function relationship?
- 9039. What are assumptions made in Navier–Stokes equation?
- 9040. What is Navier–Stokes equation?
- 9041. Explain flow through sudden expansions using energy principle.
- 9042. What is total energy of a fluid particle?
- 9043. What is energy head?
- 9044. What is kinetic energy correction factor?
- 9045. What is momentum correction factor?
- 9046. What is jet impact on moving plate?
- 9047. What is jet impact on stationary plate?
- 9048. Define impulse of a jet.
- 9049. What are applications of momentum equation?
- 9050. State momentum equation.
- 9051. What are governing mechanisms in turbines?
- 9052. What is surge tank?
- 9053. What is draft tube?
- 9054. What is overall efficiency?
- 9055. Define mechanical efficiency.
- 9056. Define hydraulic efficiency.
- 9057. What is Kaplan turbine?
- 9058. What is Francis turbine?
- 9059. What is Pelton turbine?
- 9060. What are types of hydraulic turbines?
- 9061. What is net positive suction head (NPSH)?
- 9062. Define cavitation in pumps.
- 9063. What is priming of pump?
- 9064. What is specific speed of pump?
- 9065. What is a reciprocating pump?
- 9066. What is a centrifugal pump?
- 9067. What is difference between pump and turbine?
- 9068. What is a turbine?
- 9069. What is a pump?
- 9070. What is a hydraulic machine?
- 9071. What is vortex shedding?
- 9072. What is terminal velocity?
- 9073. What is drag coefficient?
- 9074. What is lift coefficient?
- 9075. What is skin friction drag?
- 9076. What is pressure drag?
- 9077. What is bluff body?
- 9078. What is streamline body?
- 9079. Define lift force.
- 9080. Define drag force.
- 9081. What is choking in nozzles?
- 9082. What is shock wave?
- 9083. Define adiabatic flow.
- 9084. What is isentropic flow?
- 9085. What is stagnation temperature?
- 9086. What is stagnation pressure?
- 9087. Define subsonic, supersonic, and hypersonic flows.
- 9088. What is sonic velocity?
- 9089. Define Mach number.
- 9090. What is compressible flow?
- 9091. How can energy losses be minimized in pipe systems?
- 9092. What is cavitation in pipes?
- 9093. What are losses due to bends and fittings?
- 9094. What is siphon?
- 9095. What is total energy line (TEL)?
- 9096. What is hydraulic gradient line (HGL)?
- 9097. What is power transmission through pipes?
- 9098. What is equivalent pipe?
- 9099. What is a parallel pipe system?
- 9100. What is a series pipe system?