PERLS104 Lecture : Interscholastic Sports

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taupewalrus464

15 Nov 2011

School

University of Alberta

Department

Physical Education, Recreation and Leisure Studies

Course

PERLS104

Professor

Melanie Muise

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Related Questions

Given fn = n/2? vF/Âµ , if the mass density Âµ of a violin string oflength ? is doubled, how should you adjust the tension F topreserve the same tune?

(a) S

(b) O

(c) H

(d) C

(e) a halogen

(f) N

a force P pulls on a crate of mass (m) that is in contact with arough surface. W represents the weight of the crate. FN representsthe normal force on the crate, and f represents the frictionalforce.

P= 160 N
f= 80 N
w= 196 N
60 degree angle

a) calculate the net force on the crate in the horizontalarea

B) what is the accerelation of the crate along the surface?

PERLS104 Lecture : Interscholastic Sports

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