Related Questions

Overmodulation (amplitude) occurs when signal amplitude is ___________ carrier amplitude
A Equal to
B Greater than
C Less than
D None of the above
A phasor represents
A The magnitude and a quantity direction
B The width of a quantity
C The phase angle
D The magnitude of a quantity
A complex number represents a phasor quantity.
A True
B False
The angular position of a phasor represents the angle of the sine wave with respect to a reference.
A True
B False
What is the ratio of output amplitude to input amplitude for a sinusoidal forcing function in a first order system?
A 1
B >1
C None of these
In a two phasor servomotor, the direction of rotation of the rotating field depends on
A Magnitudes of voltages applied to the two stator windings
B Phase relation of voltages applied to the two stator windings
C Both magnitude and phase relationship of voltages applied to the two stator windings
D None of the above
A phasor is
A A line which represents the magnitude and phase of an alternating quantity
B A line representing the magnitude and direction of an alternating quantity
C A colored tag or band for distinction between different phases of a 3-phase supply
D An instrument used for measuring phases of an unbalanced 3-phase load
In triangle PQR length of the side QR is less than twice the length of the side PQ by 2 cm. Length of the side PR exceeds the length of the side PQ by 10 cm. The perimeter is 40 cm. the length of the smallest side of the triangle PQR is:
A 6 cm
B 8 cm
C 9 cm
D 10 cm
A board of length L feet is cut into two pieces such that the length of one piece is 1 foot more than twice the length of the other piece. Which of the following is the length, in feet, of the longer piece?
A (2L+1)/2
B (L-1)/3
C (2L+3)/3
D (2L+1)/3
The length of a rectangle is twice its breadth . If its length is decreased y 5 cm and breadth is increased by 5 cm , the area of the rectangle is increased by 75 sq. cm . Find the length of the rectangle.
A 20 cm
B 25 cm
C 30 cm
D Try your self

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