Inertial forces are obtained, when the elastic forces are multiplied by __________ number.
Mach
Froude
Reynolds
Euler
- In practice, the compression ratio of compression-ignition (CI) engine ranges from
- Identify the correct statement.
- Triple point of water is
- Function of fusible plug in a boiler is to
- Lead pencil contains
- The refrigerant freon-12 is chemically
- Which of the following materials has the least scrap value?
- Hot extrusion process is not used for making
- When the wavelength of incident X-rays increases, the angle of diffraction
- Carnot cycle is also termed as the constant __________ cycle in thermodynamics.
- Thermal efficiency of an internal combustion engine is around __________ percent.
- The most suitable material for die casting is
- Sub zero treatment of steel is done to
- The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2 (when, T1 >…
- The atmospheric temperature during melting of ice/snow (in the atmosphere)
- Pick out the wrong statement.
- Lead is poured into the joint between two- __________ pipes.
- Which of the following is the largest quantum of pressure?
- Consumable electrodes are used in the __________ welding.
- Which of the following relationships is correct for relating the three elastic constants of an isotropic…
- The effect of friction on the flow of steam through a nozzle is to decrease the __________ of steam.
- The cathode in an electrochemical cell always carries
- In condensers used in thermal power plants, steam is normally used in shell side and cooling water on…
- Cassiterite is an ore of
- Maximum amount of thermal radiation is emitted at all wavelengths at any specified temperature by a/an…
- An atom bomb works on the principle of
- Silicon in steel
- Transformer cores are normally made from
- Dislocations are __________ defects.
- __________ of grey cast iron produces white cast iron.