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Using this table can you answer the questions below? Calculate the fall time of

ID: 1320247 • Letter: U

Question

Using this table can you answer the questions below?

Calculate the fall time of the filters assuming no air resistance. How does this fall time compare with the average fall times of the single and multi-filters?

Why does the combination reach a higher velocity? To answer this question, use your free body diagram of the falling filter and Newton?s second law to write an equation for the net force on the falling filter. Solve this equation for the acceleration and note how it depends on the mass of the falling object.

Conclusions

Explanation / Answer

height of object

=1.52m

for 1 and 3 filters

assuming free fall condition

h=0.5gt2

1.52*2/9.8 =t2

t=sqrt(0.31)

=0.556 seconds

average of first filter

time=2.30 seconds

average of 3 filter

time=1.44 seconds

average time is greater than normal time

for this average time height may be more for free fall

by using this condition

find velocity

after accelration for normal and average times

find net force on filter according to newtons second law