(b) A gate has rusty hinges that are very still. A man opens the gate by pulling on it, as
shown in Fig. 1.1
Fig. 1
After he has passed through the opening, he closes the gate behind him.
When closing the gate, the man pulls it at a point halfway along its length.
State two differences between his force, when closing the gate and his force when he opened
the gate
?
2
[2]
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(b) A gate has rusty hinges that are very still. A man opens the gate by pulling on it, as
shown in...
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