GATE Agricultural - GATE 2017-2018 Questions and Answers

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Soybean is to be planted with a precision planter that meters 54 seeds per revolution of the metering disc powered from a ground wheel of diameter 490 mm. The desired plant population is 44800 per ha with a row to row spacing of 0.75 m. The germination percentage is 84. The planter is to be operated at 2.5 km h^-1 with a 10% skid of ground wheel.

The angular speed ratio of metering disc to ground wheel for obtaining the desired plant population is

0.125:1

0.150:1

0.225:1

0.250:1

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