94.
REASONING AND SOLUTION
The apparent weight is
F
N
=
m
w
(
g
+
a
)
We need to find the acceleration
a
.
Let
T
represent the force applied by the
hoisting cable.
Newton's second law applied to the elevator gives
T
– (
m
w
+
m
e
)
g
= (
m
w
+
m
e
)
a
Solving for
a
gives
22
we
9410 N
9.80 m/s
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This note was uploaded on 01/29/2010 for the course CALC 01:640:135 taught by Professor Soffer during the Spring '08 term at Rutgers.
 Spring '08
 SOFFER

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