Each of the following physical quantities is classified as a vector or a scalar quantity….

Each of the following physical quantities is classified as a vector or a scalar quantity. Which of the classifications is correct?
  • A.
    electric potential (Vector)
  • B.
    momentum (scalar)
  • C.
    gravitational field intensity (scalar)
  • D.
    magnetic flux density (vector)
Correct Answer: Option D
Explanation
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In the diagram, |QR| = 10m, |SR| = 8m In the diagram, |QR| = 10m, |SR| = 8m o, o and |PS| = x, Find x A. 1.32m B. 6.32m C. 9.32m D. 17.32 Correct Answer: Option C Explanation In right angled (bigtriangleup)QPR tan 30o = (frac{10}{x + 8}) (x + 8) tan 30 = 10 x + 8 = (frac{10}{0.5773}) x +8 = 17.3 x = 17.3 – 8 x = 9.32 `, props: [‘comment’], data() { return {} }, methods: {} }) {{ reply.posted_by.display_name }}:   {{ reply.created_at }}

In the diagram, |QR| = 10m, |SR| = 8m o, o and |PS| = x, Find x A.…
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