Solve. Give an exact answer unless indicated otherwise.A coil of wire rotating in a magnetic field induces a voltage given by 
where t is time in seconds. Find the smallest positive time to produce a voltage of 10
. Round to the nearest hundredth when necessary.
A. 3? sec
B. 3.33 sec
C. 3 sec
D. 3.33? sec
Answer: B
Mathematics
You might also like to view...
Add or subtract as indicated. Make sure that your answer is reasonable by estimating first.7.75 + 4.959
A. 2.791 B. -2.791 C. 12.809 D. 12.709
Mathematics
Write down the first five terms of the sequence.
?
What will be an ideal response?
Mathematics
Find the perimeter.
A. 250 m B. 31 m C. 76 m D. 41 m
Mathematics
Find the quotient. Check by multiplying.
A. 9 B. 7 R 4 C. 7 R 5 D. 8
Mathematics