1.By parallelogram method, find the resultant R of : M = 110 km 45o above x axis, N = 120 km 450 above -x axis. 2.Find the resultant vector of the following displacements S1: 7 km E, S2 = 9 km 450 N of E %3D
1.By parallelogram method, find the resultant R of : M = 110 km 45o above x axis, N = 120 km 450 above -x axis. 2.Find the resultant vector of the following displacements S1: 7 km E, S2 = 9 km 450 N of E %3D
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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Transcribed Image Text:Activity 5
A. Addition of vectors by Parallelogram Method
1.By parallelogram method, find the resultant R of : M = 110
A
D
an
km 450 above x axis, N = 120 km 450 above -x axis.
1.
2.Find the resultant vector of the following displacements S1 =
7 km E, S2 = 9 km 450 N ofE
B. Addition of vectors by Polygon Method
1. Draw the following vectors head to tail to find the resultant
(Use appropriate scale)
A = 10 000 Newton west
B = 10 000 N south
C = 15 000 N 320 south of West D = 10 000 N 70o North of
East E = 20 000 N East
F = 15 000 N 150 South of East
C. Addition of vectors by Analytical/Mathematical Method
1.Find the vector sum of the given vectors by completing the
table below. Express all the entries to the table in 4 decimal
places. Express OR in degrees-minutes- seconds (0 * “)
2.
SE
a.
b.
VECTOR
X-COMPONENT
Y- COMPONENT
c.
X=40 Km 10o above theX aris
XI=
Xy=
d.
3.
Y=50 km along y axis
YI=
Yy =
it=
а.
Z=35 km 65o above the Xaxis
Zx =
Zy =
b.
с.
d.
Ey=
4
(My)2 =
а.
Resultant
R=
b.
c.
Direction
OR
2.Four forces act simultaneously on an object. Find the resultant
force by component method.
a.
A = 75 dyne 20º N of E B = 95
b.
c.
dyne 70° N of E C = 55 dyne
85° N of W D = 100 dyne 40°
N of E
to
d
4 | Page
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