Related Questions

Radiation heat transfer rates does not depend upon the
A Type of absorbing surface
B Distance between the heat source and the object receiving the heat
C Surface area and temperature of the heat source
D None of these
A 'body' which allows the short wavelength incoming solar radiation to enter in, but does not allow long wave length outgoing infra red radiation to escape out is called the
A Global warming
B Green house
C Atmospheric effect
D Ionosphere
β-rays emission in radioactive disintegration is always accompanied by the emission of
A γ-rays
B α-rays
C Neutrons
D None of these
Drag force acting on a body does not depend upon the
A Density of the fluid
B Density of the body
C Velocity of the body
D Projected area of the body
The change in length due to a tensile or compressive force acting on a body is given by (where P = Tensile or compressive force acting on the body, $$l$$ = Original length of the body, A = Cross-sectional area of the body and E = Young's modulus for the material of the body)
A $$\frac{{{\text{P}}l{\text{A}}}}{{\text{E}}}$$
B $$\frac{{{\text{P}}l}}{{{\text{AE}}}}$$
C $$\frac{{\text{E}}}{{{\text{P}}l{\text{A}}}}$$
D $$\frac{{{\text{AE}}}}{{{\text{P}}l}}$$
Filtration rate does not depend upon the
A Pressure drop & area of filtering surface
B Resistance of the cake & the septum
C Properties of the cake & the filtrate
D None of these
Heat transfer rate to the stock/charge in the furnace does not depend upon the
A Emissivity of the refactory walls
B Size of the furance
C Use of waste heat recovery equipments
D Thickness of the stock
Heat transfer rate to the charge/stock in a furnace does not depend upon the
A Type of fuels viz solid, liquid or gaseous
B Flue gas temperature
C Emissivity of refractory walls
D Initial temperature of the charged stock
Rate of crystallisation does not depend upon the
A Extent of supersaturation
B Turbulence within the solution
C Number and active surface area of the crystals
D None of these
If there are no externally induced flow velocities, then the Nusselt Number (Nu) does not depend upon
A Prandtl number
B Reynolds number
C Grashof Number
D none of the

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