Related Questions

In a marine flange coupling, the thickness of flange is taken as
A $$\frac{{\text{d}}}{2}$$
B $$\frac{{\text{d}}}{3}$$
C $$\frac{{3{\text{d}}}}{4}$$
D $$\frac{{\text{d}}}{4}$$
If 'blue' means 'green', green' means 'yellow' 'yellow' means 'orange', 'orange' means 'black', 'black' means 'white', 'white' means 'red', 'red' means 'pink', 'pink' means 'brown', 'brown' means 'grey', than what is the color of human blood?
A black
B red
C white
D orange
City High School must put together a debating team consisting of four debaters.There are candidates of equal ability : X,Y and Z who are all seniors; and A,B,C and D who are all juniors..The school requires that there should be two seniors and two juniors in the team.It is also necessary that all of the debaters be able to work with one another. *Debaters Y and A cannot work together. *Debaters Z and C cannot work together. *Debaters A and B cannot work together. which of the following statements must be false? 1.Debaters Y and C are never selected together. 2.Debaters Z and D are never selected together. 3.Debaters Z and D are never selected together.
A Only I
B Only II
C Only III
D All of these
In a flange coupling, the bolts are subjected to
A Tensile stress
B Compressive stress
C Shear stress
D None of these
In a marine flange coupling, the pitch circle diameter of bolts is taken as
A 1.2 d
B 1.6 d
C 2 d
D 2.5 d
A flange coupling is used to connect two shafts
A Which are perfectly aligned
B Which are not in exact alignment
C Have lateral misalignment
D Whose axes intersect at a small angle
In designing a flange coupling, the pitch circle diameter of bolts is taken as (where d = Diameter of the shaft)
A 2 d
B 3 d
C 4 d
D 5 d
In a flange coupling, the keys are staggered at __________ along the circumference of the shafts in order to divide the weakening effect caused by key ways.
A 90°
B 135°
C 160°
D 180°
In an RC coupling scheme, the coupling capacitor CC must be large enough ___________
A To pass d.c. between the stages
B Not to attenuate the low frequencies
C To dissipate high power
D None of the above
In RC coupling, the value of coupling capacitor is about ___________
A 100 pF
B 0.1 µF
C 0.01 µF
D 10 µF

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