How much work is done by the force Jk? Express your answer to two significant fi

Question

How much work is done by the force Jk? Express your answer to two significant figures and include the appropriate units Constants The two ropes shown in the bird's-eye view of (Figure 1) are used to drag a crate 5.0 m across the floor WValue Units Submit Request Answer Part B How much work is done by the force 1? Express your answer to two significant figures and include the appropriate units Submit Previous Answers Request Answer Figure 1 of 1 Incorrect; Try Again; 4 attempts remaining : 326 N 7 Part C 500N J 20° How much work is done by the force 2? Express your answer to two significant figures and include the appropriate units 30° 7 223 N WValue Units

Explanation / Answer

a)

Work done by force fk is

Wfk =-fkd =-500*5=-2500 J

b)

Work done by T1 is

WT1=(T1Cos20)d =(326Cos20)*5 =1531.7 J

c)

Work done by T2 is

WT2=(T2Cos33)d =(223Cos33)*5=935.12 J

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