The systems shown in above figures (a, b, c) are in equilibrium. If the spring scales are calibrated in newtons, what do they read? (Neglect the masses of the pulleys and strings, and assume the incline is frictionless). Choose the right answer and the answers are in order for a , b , and "c"

The systems shown in above figures (a, b, c) are in equilibrium. If the spring scales are calibrated in newtons, what do they read? (Neglect the masses of the pulleys and strings, and assume the incline is frictionless). Choose the right answer and the answers are in order for a , b , and "c"

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter2: Vectors

Section: Chapter Questions

Problem 26P: In a tug-of-war game on one campus, 15 students pull on a rope at both ends in an effort to displace...

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Concept explainers

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”

Question

5.00 kg
30.0°
5.00 kg
5.00 kg
(a)
(c)
5.00 kg
5.00 kg
(b)
2. The systems shown in above figures (a, b, c) are in
equilibrium. If the spring scales are calibrated in newtons, what do
they read? (Neglect the masses of the pulleys and strings, and
assume the incline is frictionless). Choose the right answer and the
answers are in order for "a", "b", and "c"
a. 5 N, 10 N, and 5 sin 30 N
b. 49 N, 98 N, and 49 sin 30 N
c. 0 N, 98 N, and 49 sin 30 N
d. 49 N, 98 N, and 49 cos 30 N
e. 98 N, 98 N, and 49 sin 30 N

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