Answer detailly 49. 50 showing all steps 49. A force F=(2i-6j-k)N displaces a particle on a plane from one point withposition vector r=4j m to another point with position vector r=(3i+2j-5k)m.the work done by F isА. 4]В. 11]C. 17 JD. 23 J50. A bar AB of length 0.6 m and weight 3 n is suspended horizontally by twostrings at A and B. given that its centre og gravity is 0.4 m from A. the tensionin the string at A isA. 0.2 NB. 1.4 NC. 0.8 NTHD. 1.0 N

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Answered: force F=(2i-6j-k)N displaces a particle…

force F=(2i-6j-k)N displaces a particle on a plane from one point with sition vector r=4j m to another point with position vector r=(3i+2j-5k)m.

University Physics Volume 1

18th Edition

ISBN:9781938168277

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

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

Chapter8: Potential Energy And Conservation Of Energy

Section: Chapter Questions

Problem 70AP: A particle of mass 2.0 kg moves under the influence of the force F(x)=(5x2=7x)N . Suppose a...

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Question

Answer detailly 49. 50 showing all steps

49. A force F=(2i-6j-k)N displaces a particle on a plane from one point with
position vector r=4j m to another point with position vector r=(3i+2j-5k)m.
the work done by F is
А. 4]
В. 11]
C. 17 J
D. 23 J
50. A bar AB of length 0.6 m and weight 3 n is suspended horizontally by two
strings at A and B. given that its centre og gravity is 0.4 m from A. the tension
in the string at A is
A. 0.2 N
B. 1.4 N
C. 0.8 N
TH
D. 1.0 N

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