A person weighs a fish on a spring scale attached to the ceiling of an elevator, as shown in Figure.

e1s2kat26

e1s2kat26

Answered question

2020-11-10

A person weighs a fish on a spring scale attached to the ceiling of an elevator, as shown in Figure. Show that if the elevator accelerates, the spring scale reads an apparent weight different from the true weight of the fish.
image

Answer & Explanation

BleabyinfibiaG

BleabyinfibiaG

Skilled2020-11-11Added 118 answers

a) T-mg=ma
T=mg+ma
T=m(g+a)=weight going up=more than true weight
b)T-mg=-ma
T=mg-ma
T=m(g-a)=weight going down=less than true weight

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