a) 225 cm long; 60 cm wide; 7 sweeps
b) 106 cm long; 90 cm wide; 7 sweeps
c) 120 cm long; 60 cm wide; 6 sweeps
d) 215 cm long; 50 cm wide; 10 sweeps
Answer: a
Explanation: Duck foot cultivator is a type of rigid cultivator which is used mostly for shallow ploughing, destruction of weeds and retention of moisture. The sweeps are fabricated from high carbon steel. Number of sweeps can be reduced according to requirement. Usually this cultivator is about 225 cm long, 60 cm wide with 7 sweeps.
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