Newton's second law in a straight line

Newton's second law in a straight line Quiz

Spec 8.2 · Edexcel A-Level Maths: Quiz

Studying this course? Keep your progress in one place.

Pick an answer for each. Quizzes never use energy.

5 questions, one answer each

Each answer is checked as you go, with why.

See all 5 questions

  1. 1. A resultant force of 1212 N acts on a particle of mass 33 kg. Find its acceleration.

    • A. 3636 m s−2^{-2}
    • B. 0.250.25 m s−2^{-2}
    • C. 44 m s−2^{-2}
    • D. 1515 m s−2^{-2}

  2. 2. A force (6i−8j)(6\mathbf{i}-8\mathbf{j}) N acts on a particle of mass 22 kg. Find the magnitude of its acceleration.

    • A. 55 m s−2^{-2}
    • B. 1010 m s−2^{-2}
    • C. 77 m s−2^{-2}
    • D. 2020 m s−2^{-2}

  3. 3. A car of mass 15001500 kg has driving force 30003000 N and resistance 900900 N. Find its acceleration.

    • A. 22 m s−2^{-2}
    • B. 2.62.6 m s−2^{-2}
    • C. 0.60.6 m s−2^{-2}
    • D. 1.41.4 m s−2^{-2}

  4. 4. What resultant force gives a 800800 kg car an acceleration of 1.51.5 m s−2^{-2}?

    • A. 533533 N
    • B. 12001200 N
    • C. 801.5801.5 N
    • D. 12 00012\,000 N

  5. 5. A particle of mass 44 kg has acceleration (2i−j)(2\mathbf{i}-\mathbf{j}) m s−2^{-2}. Find the resultant force.

    • A. (0.5i−0.25j)(0.5\mathbf{i}-0.25\mathbf{j}) N
    • B. (6i+3j)(6\mathbf{i}+3\mathbf{j}) N
    • C. (8i−4j)(8\mathbf{i}-4\mathbf{j}) N
    • D. (2i−j)(2\mathbf{i}-\mathbf{j}) N

Quiz