Abstract

Attachments to a Free Fall Apparatus, described in a previous paper,* were developed for the use of students, to study Newton’s Second Law experimentally, for: (1) pure translation, (2) pure rotation, and (3) combined translation and rotation.

© 1929 Optical Society of America

Full Article  |  PDF Article

Cited By

OSA participates in Crossref's Cited-By Linking service. Citing articles from OSA journals and other participating publishers are listed here.

Alert me when this article is cited.


Figures (3)

Fig. 1
Fig. 1

Perspective of translation apparatus.

Fig. 2
Fig. 2

Record No. 1 of Table 1.

Fig. 3
Fig. 3

Solid disc of lead: (1) in pure rotation, (2) in both rotation and translation.

Tables (2)

Tables Icon

Table 1 Uniform acceleration in translation. Records 1, 3, 5, and 7 for weight of C = 0.636 lbs.; records 2, 4, 6, and 8 for weight of C =0.788, and same θ sequence.

Tables Icon

Table 2 Uniform acceleration in rotation, records 9, and 10; combined rotation and translation, records 11 and 12.

Equations (4)

Equations on this page are rendered with MathJax. Learn more.

f / a = constant .
f / a = w / g
a = W e g = 1 R 2 r 2 d m = I R 2
T orque d 2 ϕ / d t 2 = I .