In a boundary layer developed along the flow, the pressure decreases in the downstream direction. The boundary layer thickness in this case will
Decrease gradually
Increase gradually
Increase rapidly
Remain constant
- On decreasing the grain size of a polycrystalline material, the property most likely to deteriorate…
- When an isolated thermodynamic system executes a process,
- __________ property of steel increases by addition of large amount of silicon in it.
- Boiler draught of 10 mm water column is equivalent to
- __________ stress cannot be sustained by a fluid in equilibrium.
- One face of a furnace wall is at 1030°C and the other face is exposed to room temperature (30°C).…
- In the Bayer's process, bauxite is digested under pressure using
- Ceramic compounds as compared to metallic compounds
- With increase in temperature, the surface tension of water
- Electrometallurgy is not involved in the extraction of __________ from its ore.
- Steel & cast iron pipes are produced by __________ casting.
- A pycnometer is used for the measurement of
- Wrought iron is never shaped by
- Galvanic corrosion cannot be prevented by
- Nickel is a __________ material.
- Recrystallisation temperature of steel is __________ °C.
- The product (s) of roasting of a sulphide ore is (are)
- Dry saturated steam can be converted into superheated steam by
- Sudden fall of atmospheric pressure by a large amount is an indication of the
- For an ideal gas, Cp - Cv is
- Pick out the correct statement about the condensation.
- In __________ process, there is an increase in entropy with no degradation of energy.
- Heating the Hypo-eutectoid steels to 30°C above the upper critical temperature line, soaking at…
- Magnetic permeability of iron is increased by its
- Which of the following is an example of stress corrosion?
- The heat of neutralisation remains constant, when there is a reaction between dilute solutions of strong
- Yield strength of a polycrystalline metal with an average grain size d, is proportional to
- Vibration upto 100 kilo hertz can be most accurately measured by a __________ type accelerometer.
- Addition of __________ to steel does not impart hardness.
- Pick out the correct statement.