In the given figure, the straight line OA represents _________ (the x – axis represents radius of rotation and the y axis represents the controlling force.)

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In the given figure if the angle between OA and x-axis is made 90 degrees, the rotation speed will become 0. (the x – axis represents radius of rotation and the y axis represents the controlling force.)

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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In the given figure, the x – axis represents radius of rotation and the y axis represents the controlling force. This graph is known as _________

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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For a more sensitive governor, the change in angle between OA and the x axis with change in radius of rotation should be? (the x – axis represents radius of rotation and the y axis represents the controlling force.)

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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What should be the stability condition for the angle made by OA and the x axis? (the x – axis represents radius of rotation and the y axis represents the controlling force.)

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

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In the given figure x axis is the radius of rotation and y axis is the controlling force, identify the correct option.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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In the given figure x axis is the radius of rotation and y axis is the controlling force, identify the correct option. (For a spring controlled governor)

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

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The graph plotted between the controlling force of the governor and Radius of rotation is known as _______

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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Controlling force is provided by spring and weight in the porter governor.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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How should the equilibrium speed vary with the increase of radius of rotation of the governor balls for stability?

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

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If the controlling force line for a spring controlled governor when produced intersects the Y-axis at the origin, then the governor is said to be unstable.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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If the controlling force line for a spring controlled governor when produced intersects the Y-axis at the origin, then the governor is said to be

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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A Hartnell governor has its controlling force (Fc) given by Fc = ar + b, where r is the radius of rotation and a and b are constants. The governor becomes isochronous when

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

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When the relation between the controlling force (Fc) and radius of rotation (r) for a spring controlled governor is Fc = ar + b, then the governor will be

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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The relation between the controlling force (Fc) and radius of rotation (r) for a stable spring controlled governor is

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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A spring controlled governor is said to be unstable, if the relation between the controlling force (Fc) and radius of rotation(r) is Fc = ar

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

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When the relation between the controlling force (FC) and radius of rotation (r) for a spring controlled governor is FC = a.r + b, then the governor will be

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

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In a spring controlled governor, when the controlling force _____________ as the radius of rotation increases, it is said to be a stable governor.

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

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For the isochronous Porter governor, the controlling force curve is a straight line passing through the origin.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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If the line intersects the Controlling force axis in positive direction in the controlling force diagram of the spring controlled governor, then it is stable.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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Let r represent the radius of rotation, then for an isochronous spring controlled governor, which of the following relation regarding controlling force is true? (a,b are constants)

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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Let r represent the radius of rotation, then for stability of a spring controlled governor, which of the following relation regarding controlling force is true? (a, b are constants)

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

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Let r represent the radius of rotation, then for an unstable spring controlled governor, which of the following relation regarding controlling force is true? (a,b are constants)

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

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A Porter governor has equal arms each of length 250 mm and pivoted on the axis of rotation. Each ball has a mass of 5 kg and the central load has a mass on the sleeve of 25 kg. The radius of rotation of the ball is 150 mm when the governor begins to lift and 200 mm when the governor is at maximum speed. Considering friction at the sleeve of 10N, find the power of the governor in N-m

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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For a porter governor, Each arm has a length of 250mm and pivoted on the axis of rotation. Sleeves carry a mass of 25kg and each ball’s mass is 5Kg. Radius of rotation: 150mm at the beginning of lift and 200mm at the maximum speed of governor. Find range in speed neglecting friction in rpm.

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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A Porter governor has equal arms each of length 250 mm and pivoted on the axis of rotation. Each ball has a mass of 5 kg and the central load has a mass on the sleeve of 25 kg. The radius of rotation of the ball is 150 mm when the governor begins to lift and 200 mm when the governor is at maximum speed. Considering friction at the sleeve of 10N, find the range of speed in rpm.

asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

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