Lateral Surface Area In Exercises 65-72, find the area of the lateral surface (see figure) over the curve C in the xy-plane and under the surface z = f ( x , y ) where Lateral surface area = ∫ C f ( x , y ) d s . f ( x , y ) = x y , C: x 2 + y 2 = 1 line from (1, 0) to (0, 1)
Lateral Surface Area In Exercises 65-72, find the area of the lateral surface (see figure) over the curve C in the xy-plane and under the surface z = f ( x , y ) where Lateral surface area = ∫ C f ( x , y ) d s . f ( x , y ) = x y , C: x 2 + y 2 = 1 line from (1, 0) to (0, 1)
Solution Summary: The author calculates the lateral surface area over the curve C and under the given surface. The parametrization form is r(t)=mathrm
Lateral Surface Area In Exercises 65-72, find the area of the lateral surface (see figure) over the curve C in the xy-plane and under the surface
z
=
f
(
x
,
y
)
where Lateral surface
area
=
∫
C
f
(
x
,
y
)
d
s
.
f
(
x
,
y
)
=
x
y
,
C:
x
2
+
y
2
=
1
line from (1, 0) to (0, 1)
Two cables tied together at C are loaded as shown. Given: Q = 130 lb.
8
30°
C
B
Q
3
4
Draw the free-body diagram needed to determine the range of values of P for which both cables remain taut.
Cable AB is 103 ft long and the tension in the cable is 3900 lb.
56 ft
A
50°
20°
B
x
C
Identify the angles 0.0, and 8, that define the direction of force.
1
By
N
2
Match each of the options above to the items below.
142.1°
57.1°
73.3°
3
8.
In the given figure, P = 51 lb .
65°
C
25°
35°
75 lb
P
Determine the corresponding magnitude of the resultant.
The corresponding magnitude of the resultant is|
lb.
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