Part D The figure (Figure 1) shows the velocity of a solar- powered motorhome (RV) as a function of time. The driver accelerates from a stop sign, cruises for 20 s at a constant speed of 60 km/h, and then brakes to come to a stop 40 s after leaving the stop sign. Compute the average acceleration during the time interval t = 0 tot= 40s. Express your answer using two significant figures. | AX中 ? aay = m/s2 Submit Request Answer Part E What is the instantaneous acceleration at t = 20s? Express your answer using two significant figures. Figure 1 of 1 a = m/s U, (km/h) 60 Submit Request Answer 50 40 Part F 30 20 What is the instantaneous acceleration at t= 35s? Express your answer using two significant figures. 10 (s) (3)

Part D The figure (Figure 1) shows the velocity of a solar- powered motorhome (RV) as a function of time. The driver accelerates from a stop sign, cruises for 20 s at a constant speed of 60 km/h, and then brakes to come to a stop 40 s after leaving the stop sign. Compute the average acceleration during the time interval t = 0 tot= 40s. Express your answer using two significant figures. | AX中 ? aay = m/s2 Submit Request Answer Part E What is the instantaneous acceleration at t = 20s? Express your answer using two significant figures. Figure 1 of 1 a = m/s U, (km/h) 60 Submit Request Answer 50 40 Part F 30 20 What is the instantaneous acceleration at t= 35s? Express your answer using two significant figures. 10 (s) (3)

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

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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Distance and Speed

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Question

@fa55721#10001
Part D
The figure (Figure 1) shows the velocity of a solar-
powered motorhome (RV) as a function of time. The
driver accelerates from a stop sign, cruises for 20 s at a
constant speed of 60 km/h, and then brakes to come to
a stop 40 s after leaving the stop sign.
Compute the average acceleration during the time interval t =0 to t = 40s.
%3D
Express your answer using two significant figures.
ΑΣφ
?
Aay =
%3D
m/s²
Submit
Request Answer
Part E
What is the instantaneous acceleration at t = 20s?
Express your answer using two significant figures.
Figure
1 of 1
<.
a =
m/s²
U, (km/h)
60
Submit
Request Answer
50
40
Part F
30
%3D
20
What is the instantaneous acceleration at t = 35s?
10
Express your answer using two significant figures.
(s)
5 10 15 20 25 30 35 40

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