Wei Cheah is pushing a block by a force of 25 N and it moves in a horizontal distance of 5 m.
Find the work done to push the block.
Which situation below shows that the resultant force is zero?
(A)
A stationary book on a table
(B)
A ball falling from a high building
(C)
A car descending a hill with acceleration
(D)
An aeroplane accelerates at a constant height
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The diagram shows two men are pulling a rope with the same magnitude of a force.
What is the resultant force produced?
\(0 \space \text N\), balanced
\(10 \space \text N\), to the left
\(10 \space \text N\), to the right
\(10 N,\) rotation
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The diagram shows two girls are doing standing push-ups.
\(20 \space \text N\), to the right
\(20 \space \text N\), to the left
\(80 \space \text N\), to the right
\(80 \space \text N\), to the left
What methods can be used to calculate the addition of non-parallel force vectors?
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