৭০৫১
which of the following number is applicable in open hydraulic structure such as spillways , where gravitational force is predominant ?
উত্তর
Froude's Number
৭০৫২
The scales form in heat exchanges after a period of operation and provide additional resistance to heat transfer with some heat transfer coefficient . The reciprocal of this scale heat transfer coefficient is called .
উত্তর
fouling factor
৭০৫৩
The ratio of shear modulus to the modulus of elasticity for a poisson's ratio of 0.4 will be.
উত্তর
5/14
৭০৫৫
A cantilever beam of length L carries a gradually varying load form zero at free and w per unit length at the fixed end. The maximum deflection lies at.
উত্তর
free end
৭০৫৭
Efficiency of Otto cycle is higher than Diesel cycle for same:
উত্তর
compression ratio