Related Questions

In a certain growth fund , 3/5 of the investment capital is investment in stocks, and of that portin, 1/3 is invested in preferred stocks. If the mutual fund has $ 8,64,000 invested in preferred stocks , what is the total amount of money invested in the fund?
A $4,230.000
B $3,264,000
C $3,826,000
D $1,974,000
In a certain growth fund, 3/5 of the investment capital is investment in stocks, and of that portion, 13 is invested in preferred stocks. If the mutual fund has $8,46,000 invested in preferred stocks, what is the total amount money invested in the fund?
A 4230000
B 3264000
C 3826000
D 1974000
Which of the following pump is preferred for flood control and irrigation applications?
A Reciprocating pump
B Axial flow pump
C Mixed flow pump
D Centrifugal pump
For which of the following applications a D.C. motor is preferred over an A.C. motor?
A Low speed operation
B High speed operation
C Variable speed operation
D Fixed speed operation
For which of the following applications D.C. motors are still preferred?
A High efficiency operation
B Reversibility
C Variable speed drive
D High starting torque
For very high discharge at low pressure such as for flood control and irrigation applications, following type of pump is preferred
A Centrifugal
B Axial flow
C Reciprocating
D Mixed flow
For which of the applications a reluctance motor is preferred ?
A Electric shavers
B Refrigerators
C Signalling and timing devices
D Lifts and hoists
Why are the D.C. motors preferred for traction applications?
A Torque and speed are inversely proportional to armature current
B Torque is proportional to armature current
C Torque is proportional to square root of armature current
D The speed is inversely proportional to the torque and the torque is proportional to square of armature current
The preferred alloying element for low temperature applications of steel is
A Cr
B N
C Mo
D Ni
The respective ratio between the speed of a speed of the car, bus and train is 5 : 9 : 6. The average speed of the car, bus and train is 72 km/hr together. What is the average speed (km/h)of the car and the train together?
A 82
B 72
C 67
D 84

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