uestions Questions Questions 11. A 5.00-kg mass is suspended at equilibrium on a spring that has a spring 2. What is the length of a pendulum on Earth that has a period of 3.00 s? 16. When a wave train is moving through a medium, the amplitude of the constant of 4.28 x 10- N/m. The mass is pulled down (saint scientist wave is howtothe period of the simple harmonic motion of this system is a.b O 24.8 m x 10- s. The values of a, b, c, and d are (Record your the maximum displacement of the medium. four-digits answer.) O2.24 m the maximum speed of the medium when the wave moves through Your answer: O 1.92 m Use the following information to answer the next question the distance between a crest and a trough. O 3.47 m This diagram shows a segment of a wave travelling through a light spring. the amount of energy stored in a crest. Questions Prev Next 13. When a 12.5-kg mass suspended from a spring is set in motion as a Use the following information to answer the next question harmonic oscillator, it has a period of 0.875 s. If the amplitude of its motion is 4.95 cm, then, in scientific notation, the maximum speed it Wave Phase Points attains during oscillation is a.bc x 10-d m/s. The value of a, b, c, and d are . (Record your four-digits answer.) 14. Refer to the diagram Segment of a Wave to answer this question. Your answer: The wave segment shown is travelling from left to right in the spring. Identify, for the four points listed below, the relative and in the spring. potential energy of the medium, from least to greatest potential energy. Prev Next 18. Refer to the diagram Wave Phase Points to answer this question. OR, U, Q, T 15. A wave travels across a lake at a speed of 1.39 m/s. A cottager determines that it takes 85.0 s for 25 waves to arrive at the shore. The For which of the four pairs of points from the wave train in the diagram. OR, Q, T, U m. (Record your three-digit nich of these pairs of points is the distance between them equal to wavelength of these wa one wavelength? answer,) OT, Q, U, R 1. C and G OT, R, Q, U Your answer: I1. A and J Ill B and K Prev Next V. D and M Prev Next Use the following information to answer the next question Ol, 11, and Ill A wave front moves toward a barrier. The numbered wave fronts represent suggested segments of the reflected wave front. 1, Ill, and IV OI, I1, and IV Oil, Ill, and IV Which of the lines best represents the portion of the wave front after it has been reflected from the barrier? O II Prev Next D
