Related Questions

The object whose properties are inherited by all instances of the class, and properties whose values are functions behaving like instance methods of the class, is
A Instance object
B Constructor object
C Destructor object
D Prototype object
According to Fleming's right-hand rule for finding the direction of induced e.m.f., when middle finger points in the direction of induced e.m.f., forefinger will point in the direction of
A Motion of conductor
B Lines of force
C Either of the above
D None of the above
Which one of the following properties of a magnetic circuit can be directly compared to current in an electrical circuit?
A Number of lines of force
B Flux density
C Reluctance
D Magnetomotive force
E None of the above
Which one of the following properties of a magnetic circuit can be directly compared to resistance in an electrical circuit?
A Reluctance
B Permeability
C Permeance
D Retentivity
E There is no valid comparison
Which one of the following properties of a magnetic circuit can be directly compared to voltage in an electrical circuit?
A Flux density
B Number of lines of force
C Magnetomotive force
D Reluctance
E None of the above
The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. This is known as
A Principle of independence of forces
B Principle of resolution of forces
C Principle of transmissibility of forces
D None of these
As a salesperson, Poly can choose one of two methods of annual payment either an annual salary of Tk. 35,000 with no commission or an annual salary of Tk. 10,000 plus a 20 percent commission on her total annual sales. What must her total annual sales be to give her the same annual pay with either method?
A Tk.100,000
B Tk. 120,000
C Tk. 125,000
D Tk. 130,000
In deriving ac equivalent circuit for an amplifier circuit we short circuit
A All resistors
B All transistors
C All inductors
D All capacitors
The motion between a pair when limited to a definite direction, irrespective of the direction of force applied, is known as
A completely constrained motion
B incompletely constrained motion
C successfully constrained motion
D none of the mentioned
In case of antenna the ratio of the power radiated in the desired direction to the power radiated in the opposite direction is known as
A Transmission efficiency
B Front to back ratio
C Loss coefficient
D None of the above

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