Gce Model Questions Vol1 2023 Agricultural Science Question 20

Practice objective / multiple choice question 20 from the 2023 Gce Model Questions Vol1 Agricultural Science examination.

Gce Model Questions Vol1 2023 Agricultural Science Objective / Multiple Choice Medium Difficulty
Question 20 GCE_MODEL_QUESTIONS_VOL1 • 2023 • AGRICULTURAL_SCIENCE • objective

A hand‑operated seed drill uses a class‑2 lever. The effort arm is 0.75 m and the load arm is 0.25 m. The seed hopper weighs 120 N (mass 12 kg). (a) What is the minimum effort force required to lift the hopper? (b) If the farmer applies a constant effort of 200 N, what upward acceleration does the hopper experience, assuming the system is frictionless?

Answer Options

A. 30 N; 14.2 m/s^2
B. 120 N; 6.7 m/s^2
Correct Answer C. 40 N; 40 m/s^2
D. 360 N; -4.4 m/s^2
Correct Answer
C
Correct Option:
40 N; 40 m/s^2

About This Question

This is Gce Model Questions Vol1 2023 Agricultural Science Question 20. It is one of the objective questions from the 2023 Gce Model Questions Vol1 Agricultural Science examination.

Difficulty level: Medium .

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