physics

The period of a simple pendulum is measured to be 4.0 seconds in a frame of reference. Which of the following is correct when the period of the pendulum is measured by an observer moving with half the speed of the light?
Choose one answer.
a. The time period of the pendulum remains constant.
b. The time period of the pendulum increases.
c. The time period of the pendulum decreases.
d. The time period of the pendulum decreases by half.

  1. 👍 0
  2. 👎 0
  3. 👁 258
  1. Answer = a.

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. math

    The formula T=2*pi*sqrt[L/32] gives the period of a pendulum of length l feet. The period P is the number of seconds it takes for the pendulum to swing back and forth once. Suppose we want a pendulum to complete three periods in 2

    asked by Gabi on April 11, 2011
  2. physics

    A simple pendulum consists of a ball connected to one end of a thin brass wire. The period of the pendulum is 2.0000 s. The temperature rises by 149° C, and the length of the wire increases. Determine the period of the heated

    asked by Anonymous on December 11, 2012
  3. physiscs

    a pendulum of the length L is suspended from the ceiling of an elevator. When the elevator is at rest , the period of the pendulum is T. In instant when the pendulum reaches its highest position the elevator starts the free fall.

    asked by Ray on September 21, 2010
  4. Phyics

    A spiral staircase winds up to the top of a tower in an old castle. To measure the height of the tower, a rope is attached to the top of the tower and hung down the center of the staircase. However, nothing is available with which

    asked by Johnson on November 11, 2013
  5. math

    What is the period, in seconds, of a simple pendulum of length 3 meters? Use the gravitational constant g = 9.8 m/s2 and round your answer to two decimal places Please help! A step by step would with the answer would be helpful!

    asked by Katie on June 9, 2014
  1. math

    The formula T=2*pi*sqrt[L/g] gives the period of a pendulum of length l feet. The period P is the number of seconds it takes for the pendulum to swing back and forth once. Suppose we want a pendulum to complete three periods in 2

    asked by Gabi on April 10, 2011
  2. maths

    the length l cm of a simple pendulum is directly proportional to the square of its period (time taken to complete one oscillation ),T seconds. A pendulunm with a length of 220.5cm has a period of 3s find the equation connecting l

    asked by hamna on April 18, 2020
  3. Pre-Calculus

    The Period T, in seconds, of a pendulum depends on the distance, L, in meters, between the pivot and the pendulum's centre of mass. If the initial swing angle is relatively small, the period is given by the radical function

    asked by Tyson on September 20, 2013
  4. physics 2

    A simple pendulum is 8.00 m long. (a) What is the period of small oscillations for this pendulum if it is located in an elevator accelerating upward at 3.00 m/s2? (b) What is the period of small oscillations for this pendulum if

    asked by betty on August 24, 2017
  5. Physics

    A simple pendulum suspended in a rocket ship has a period To. Assume that the rocket ship is near the earth in a uniform gravitational field. Determine for each of the following statements whether it is correct or incorrect. If

    asked by Joan on May 4, 2011
  6. Math

    A pendulum of Length L cm has time period T seconds. T is directly proportional to the square root of L. The length of the pendulum is increased by 40%. What is the percentage increase in the time period? ???????? Multiplier for

    asked by Alex on January 3, 2017

You can view more similar questions or ask a new question.