A. downwards
B. upwards
C. very sharp
D. very blunt
Correct Answer:
Option A – downwards
When working with knives; keep them?
![A beam PQ pivoted at P carries a load of 80N as shown above. Calculate the effort E, required to keep it horizontal. [neglect the weight of the beam]](https://myschool.ng/storage/classroom/4288835607_maths-15.jpg "A beam PQ pivoted at P carries a load of 80N as shown above. Calculate the effort E, required to keep it horizontal. [neglect the weight of the beam]")
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