Related Questions

Upto the critical radius of insulation, added insulation, will
A Increase the heat loss
B Decrease heat loss and will have no effect beyond that
C Decrease heat flux
D Reduce convection heat loss compared to conduction heat less
The line insulation is the insulation level of the station equipment.
A less than
B same as
C more than
D proportional to
E not directly related with
The insulation between windings and grounded core and the insulation between the windings of the same phase is
A minor insulation
B major insulation
C either of the above
D none of the above
Upto the critical radius of insulation,
A Added insulation will increase heat loss
B Added insulation will decrease heat loss
C Convective heat loss will be less than conductive heat loss
D Heat flux will decrease
The critical radius 'r' of insulation on a pipe is given by
A $${\text{r}} = \frac{{2{\text{k}}}}{{\text{h}}}$$
B $${\text{r}} = \frac{{\text{k}}}{{\text{h}}}$$
C $${\text{r}} = \frac{{\text{k}}}{{2{\text{h}}}}$$
D $${\text{r}} = \frac{{\text{h}}}{{\text{k}}}$$
A policy taken with critical illness rider benefit is being assigned. Which type of assignment would suit the intended purpose because if the life insured is diagnosed with a critical illness, he only should receive the critical illness rider claim?
A Absolute assignment
B Conditional assignment
C Loan assignment
D Collateral assignment
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 .
A scaling factor
B forming factor
C resisting factor
D fouling factor
The critical thickness of insulation for a sphere is
A k/h0
B 2k/h0
C h0/k
D h0/2k
__________ number determines whether the fluid flow in an open channel is supercritical, critical or sub-critical.
A Mach
B Reynolds
C Froude
D Weber
In case of hydraulically smooth pipe, the resistance to flow depends only on the Reynolds number, whereas for a hydraulically rough pipe, the resistance to flow is governed by the relative roughness. Two pipes are said to have the same hydraulic roughness, when they have equal values of
A Relative roughness
B Absolute roughness
C Friction co-efficient for flows at equal Reynold number
D All of the above

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