Related Questions

A company paid tk.500000 in merit raises to employees whose performances were rated A, B, or C. Each employee rated A received twice the amount of the rated C.each employee rated B received 150% of the amount of the raise thst was paid to each employee rated C. if 50 workers were rated A,100rated B and 150 were rated C, how much was the raise paid to each employee rated B?
A Tk. 740
B Tk. 1250
C Tk. 1875
D Tk. 2500
The frictional torque transmitted in a flat pivot bearing, considering uniform wear, is (where μ = Coefficient of friction, W = Load over the bearing and R = Radius of bearing surface)
A $$\frac{1}{2}$$μWR
B $$\frac{2}{3}$$μWR
C $$\frac{3}{4}$$μWR
D μWR
When the bearing is subjected to large fluctuations of load and heavy impacts, the bearing characteristic number should be _________ the bearing modulus.
A 10 times
B 5 times
C 15 times
D 20 times
If p = bearing pressure on projected bearing area, Z = absolute viscosity of lubricant and N = speed of journal, then the bearing characteristic number is given by
A $$\frac{{{\text{ZN}}}}{{\text{p}}}$$
B $$\frac{{\text{p}}}{{{\text{ZN}}}}$$
C $$\frac{{\text{Z}}}{{{\text{pN}}}}$$
D $$\frac{{\text{N}}}{{{\text{Zp}}}}$$
If A varies directly proportional to C and B also varies directly proportional to C, which one of the following is not correct ?
A $$\left( {A + B} \right)\alpha \,C$$
B $$\left( {A - B} \right)\alpha \,\frac{1}{C}$$
C $$\sqrt {AB} \,\alpha \,C$$
D $$\frac{A}{B} = {\text{constant}}$$
Safe bearing capacity of black cotton soil varies from
A 2 to 3 t/m2
B 5 to 7.5 t/m2
C 8 to 10 t/m2
D 10 to 12 t/m2
In a boundary lubricated bearing, there is a __________ of lubricant between the journal and the bearing.
A Thick film
B Thin film
C Either A or B
D None of these
In the plate loading test for determining the bearing capacity of soil, the size of square bearing plate should be
A less than 300 mm
B between 300 mm and 750 mm
C between 750 mm and 1 m
D greater than 1 m
The type of bearing plate used in all joints and on curves to give better bearing area to the rails is
A flat mild steel bearing plate
B mild steel canted bearing plate
C cast iron anti creep bearing plate
D none of the above
In a ball bearing, ball and bearing forms a
A Turning pair
B Rolling pair
C Screw pair
D Spherical pair

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