If the speed of a centrifugal pump is doubled, the power required will be increased by
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Maximum noise level from a tractor near the operator's ear should not exceed
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Q = dE + w is the equation of
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Number of piston rings on piston varies between
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Horizontal plate seed metering device is used in
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Spike tooth harrow stir the soil to a depth of
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Logarithmic mean radius of the pipe in relation to its arithmetic mean radius is always
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A reaper isused for
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In size reduction of fine powders which of the following laws is more applicable?
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Freezing temperature of brine is
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In a normal distribution,
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The purpose of registration in a mower is
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A unit hydrograph has
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For slabs and beams the grade of concrete mix generally used is
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A stubble type mould board gives
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Who is known as "Father of canning"?
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A geological formation which is essentially impermeable for flow of water even though it may contain water in its pores is called
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The throat of a reaper cutter bar is
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Axial flow rasp bar cylinder gives better threshing efficiency than cross-flow rasp bar due to
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Natural air flow take place in dryer due to
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