pls answer these2 ques
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Hey there,
5.ï
○Suppose distance from A to B to A =2s
●Time from A to B,t1=s/10
●Time from B to A ,t2=s/20
Averagespeed=Total distance/Total time
=2s/(s/10+s/20)
=2×10×20/(20+10)
=40/3 m/s.
4.ii
TIME =Distance/speed= 5pie/pie = 5 s.
Displacment =2(5)=10m
Velocity=10/5 m/s=2m/s.
Hope it helps
5.ï
○Suppose distance from A to B to A =2s
●Time from A to B,t1=s/10
●Time from B to A ,t2=s/20
Averagespeed=Total distance/Total time
=2s/(s/10+s/20)
=2×10×20/(20+10)
=40/3 m/s.
4.ii
TIME =Distance/speed= 5pie/pie = 5 s.
Displacment =2(5)=10m
Velocity=10/5 m/s=2m/s.
Hope it helps
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