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2 Foundations of physics
Quick questions on Scalars and vectors: combining and resolving vectors - OCR A-Level Physics A
4short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What are combining vectors?Show answer
For vectors that are not perpendicular, resolve each into components along the same two axes, add the components separately, then recombine. This component method is more accurate than scale drawing and is the standard approach in calculation questions.
What is q1?Show answer
State one difference between a scalar and a vector, with an example of each. [2 marks]
What is q2?Show answer
Two perpendicular forces of and act on a point. Find the magnitude of the resultant. [2 marks]
What is q3?Show answer
A velocity of acts at above the horizontal. Find its vertical component. [2 marks]
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