A cylindrical drum of diameter 2 ft and length 5 ft is lying on its side, submerged in water 17 ft deep. Find the force exerted by the water on one end of the drum to the nearest pound. (The weight density of water is 62.4 lb/ft3.)
What will be an ideal response?
3,137 lb
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Solve the problem.The velocity v (in m/s) of an object moving with acceleration a (in m/s2) is given by 
where t is the time (in seconds). Find the object's velocity as a function of time, if 
A. v = 
+ C
B. v = - 
+ C
C. v = 
+ C
D. v = 
+ C
Write fraction as decimal number. Use bar notation for repeating decimals.
A. 0.96 B. 0.86 C. 0.76 D. 0.66
Give the ordered pairs that correspond to the points labeled in the figure.
A. G = (6, -6), H = (2, -5) B. G = (6, 2), H = (-6, 2) C. G = (-6, 28), H = (2, -5) D. G = (6, -6), H = (-5, 2)
Solve the problem.The number of centimeters, d, that a spring is compressed from its natural, uncompressed position is given by the formula d = 
, where W is the number of joules of work done to move the spring and k is the spring constant. Solve this equation for W. Use the result to determine the work needed to move a spring 2 centimeters if it has a spring constant of 0.6.
A. W = 2d2k; 4.8 joules
B. W = 
; 13.3 joules
C. W = 
; 0.4 joules
D. W = 
; 1.2 joules