Solve the problem.The charge q (in coulombs) delivered by a current i (in amperes) is given by 
where t is the time (in seconds). A damped-out periodic wave form has current given by 
Find a formula for the charge delivered over time t.
A. 
+ C
B. 
+ C
C. 
+ C
D. 
+ C
Answer: D
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Solve the problem.The shape and density of a thin shell are indicated below. Find the moment of inertia about the z-axis.Shell: upper hemisphere of x2 + y2 + z2 = 25 cut by the plane z = 0Density: ? = 2
A. Iz = 50?
B. Iz = 
?
C. Iz = 125?
D. Iz = 500?
Solve the problem.Assuming C is a simple closed path , what is special about the integral 
? Give reasons for your answer.
What will be an ideal response?
Plot the complex number in the complex plane.z = 1 + 6i
A. 
B. 
C. 
D. 
Find the expected value.A fair coin is tossed three times, and a player wins $3 if 3 tails occur, wins $2 if 2 tails occur and loses $3 if no tails occur. If one tail occurs, no one wins. What is the expected value of the games?
A. $0.75 B. $2.00 C. -$3.00 D. $3.00