- their rising voltage characteristics
- unequal number of turns in their series field windings
- unequal speed regulation of their primemovers
- unequal series field resistances
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When two D.C. series generators are running in parallel, an equalizer bar is used?
Answer: Option 3 Let'
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When two D.C. generators are running in parallel an equalizer bar is used?
Answer: Option 4 Let'
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When two main plates are kept in alignment butting each other and riveted with cover plate on both sides of the main plates with two rows of rivets in each main plate, the joint is known as ________ double cover butt joint.?
Answer: Option 2 Let'
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When two main plates are kept in alignment butting each other and riveted with cover plate on both sides of the main plates with two rows of rivets in each main plate, the joint is known as _______ double cover butt joint.?
Answer: Option 2 Let'
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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)?
Answer: Option 1 Let'
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According to parallel axis theorem, the moment of inertia of a section about an axis parallel to the axis through center of gravity (i.e. $$I$$P) is given by (where, A = Area of the section, $$I$$G = Moment of inertia of the section about an axis passing through its C.G. and h = Distance between C.G. and the parallel axis.)?
Answer: Option 1 Let'
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In the laminar boundary layer flow over a flat plate, the ratio (δ/x) varies as :(where, 'δ' is the boundary layer thickness and 'x' is the distance from the leading edge in the direction of flow).?
Answer: Option 4 Let'
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Which of the following generators will be preferred if they are required to be run in parallel?
Answer: Option 1 Let'
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Two generators are running in parallel. One of the generators may run as motor for which of the following reasons?
Answer: Option 4 Let'
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A flat-bed plotter uses a pen which moves in two directions across a piece of paper fixed on a flat-bed. Can you tell who controls the movements of this pen?
Answer: Option 3 A flat-bed plotter uses a pen which moves in two directions across a piece of paper fixed on a flat-bed. Can you tell who controls the movements...
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