Solve the problem.The amplitude of an alternating voltage V = V(t) is sometimes indicated by giving the rms (root mean square) voltage, which is the square root of the average value of V2. Find the rms voltage if 
over the period 
to t = 1/60 s.
A. 153.3 V
B. 0.1 V
C. 23,500.9 V
D. 265.6 V
Answer: D
Mathematics
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Find the limit.
A. ?
B. - 
C. -?
D. 
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Simplify. Assume that no radicands were formed by raising negative quantities to even powers.6
+ 6
A. 36
B. 12
C. 24
D. -36
Mathematics
Write the vector in the form 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.One rope pulls a barge directly east with a force of 53 N, and another rope pulls the barge directly north with a force of 90 N. Find the magnitude of the resultant force acting on the barge.
A. 4770 N B. 143 N C. 37 N D. 104 N
Mathematics