سمر. The net external force .1 acting on an object is zero. Which one of the following ?statements is true (A) The object can only be stationary. (B) The object can only be traveling with a constant velocity. (C) The object can be either stationary or traveling with a constant velocity. (D) The object can only be traveling with a velocity that is changing.

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
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Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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In. In. Q
1:.0
The net external force .1>
acting on an object is zero.
Which one of the following
?statements is true
(A) The object can only be
stationary.
(B) The object can only be traveling
with a constant velocity.
(C) The object can be either
stationary or traveling with a
constant velocity.
(D) The object can only be traveling
with a velocity that is changing.
نقطة واحدة
A train accelerates from .2
rest with an acceleration of 4
m/s2 for a time of 20 s. What
is the train's speed at the end
?of 20 s
(A) 4 m/s O
(B) 2.5 m/s
(C) 0.8 m/s
Transcribed Image Text:In. In. Q 1:.0 The net external force .1> acting on an object is zero. Which one of the following ?statements is true (A) The object can only be stationary. (B) The object can only be traveling with a constant velocity. (C) The object can be either stationary or traveling with a constant velocity. (D) The object can only be traveling with a velocity that is changing. نقطة واحدة A train accelerates from .2 rest with an acceleration of 4 m/s2 for a time of 20 s. What is the train's speed at the end ?of 20 s (A) 4 m/s O (B) 2.5 m/s (C) 0.8 m/s
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