A pulsar is a rapidly rotating neutron star. The Crab nebula pulsar in the constellation Taurus has a period of 33.5 x 10-3 s, radius 10 km. And suppose its mass is 2.5 x 1030 kg. The pulsar's rotational period will increase over time due to the release of electromagnetic radiation, which doesn't change its radius but reduces its rotational energy. a. What is the angular momentum of the pulsar? Give your answer in the scientific notation, in the normalized form. L = х 10 Js b. Suppose the angular velocity decreases at a rate of 7.4 × 10-14 rad/s?. What is the magnitude of the torque on the pulsar? Give your answer in the scientific notation, in the normalized form. Tnet х 10 N m
A pulsar is a rapidly rotating neutron star. The Crab nebula pulsar in the constellation Taurus has a period of 33.5 x 10-3 s, radius 10 km. And suppose its mass is 2.5 x 1030 kg. The pulsar's rotational period will increase over time due to the release of electromagnetic radiation, which doesn't change its radius but reduces its rotational energy. a. What is the angular momentum of the pulsar? Give your answer in the scientific notation, in the normalized form. L = х 10 Js b. Suppose the angular velocity decreases at a rate of 7.4 × 10-14 rad/s?. What is the magnitude of the torque on the pulsar? Give your answer in the scientific notation, in the normalized form. Tnet х 10 N m
University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter11: Angular Momentum
Section: Chapter Questions
Problem 48P: A pulsar is a rapidly rotating neutron star. The Crab nebula pulsar in the constellation Taurus has...
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A pulsar is a rapidly rotating neutron star. The Crab nebula pulsar in the constellation Taurus has a period of 33.5×10−333.5×10-3 s, radius 10 km. And suppose its mass is 2.5×10302.5×1030 kg. The pulsar's rotational period will increase over time due to the release of
- What is the
angular momentum of the pulsar? Give your answer in the scientific notation, in the normalized form.
L=L= ×10×10 J s - Suppose the
angular velocity decreases at a rate of 7.4×10−147.4×10-14 rad/s2. What is the magnitude of the torque on the pulsar? Give your answer in the scientific notation, in the normalized form.
τnet=τnet= ×10×10 N m
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