On decreasing the grain size of a polycrystalline material, the property most likely to deteriorate is
Creep
Toughness
Tensile strength
Fatigue
- Stresses encountered in the metal forming processes are less than the __________ of the material.
- Percentage of differential pressure lost in a Venturimeter with a tapering of 15° may be about
- __________ test is the appropriate test to determine whether a material is ductile or brittle.
- As per the Indian boiler regulation (IBR), the type of joint preferred for the circumferential joint…
- The rolling process cannot be used to produce
- Which of the following properties of a solid is not dependent on crystal imperfection?
- Gantt charts are used for streamlining the
- Which of the following are considered applications of ultrasonic testing?
- Which of the following alloying elements is present in maximum percentage in high speed steel?
- Strain hardening effect in metals subjected to cold working is due to the __________ mechanism.
- Common salt is produced from sea water in India generally by the __________ method.
- The wet bulb temperature is lower in dry air than in wet air at the same temperature. A dry bulb thermometer…
- Use of economiser in a boiler plant reduces the fuel consumption for steam generation by about __________…
- Identify the false statement
- Faraday's law of electrolysis is related to the
- Runge-Kutta method is used to solve a/an
- Evaporative cooling process employs a combination of cooling and humidification in which the
- Internal energy of a gas obeying Van-Der- Waals equation of state, [p + (a/v2)] (V - b) = RT, depends…
- Multistage compression of air as compared to single stage compression offers the advantage of
- The maximum thickness of the metal which can be welded using ultrasonic welding is __________ mm.
- Pearlite comprises of
- Chlorine acts as a bleaching agent only in the presence of
- Presence of nickel & chromium in steel does not raise its
- Propulsion of rocket follows from the
- __________ glass is used in the mercury in glass thermometer meant for measuring a temperature of 500°C.
- The pressure drop per unit length for laminar flow of fluid through a long pipe is proportional to (where,…
- Transition from laminar flow to turbulent flow in fluid flow through a pipe does not depend upon the
- __________ of austenite decreases the hardenability in steel.
- Chromium molybdenum steel cannot be welded using __________ welding.
- Hydrogen can be