Class C helmets are made of aluminum and do not provide protection from:
1 answer:
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<em>There are some placeholders in the expression, but they can be safely assumed</em>
Answer:
(a)
(b)
(c)
(d)
Explanation:
<u>Sinusoidal Waves </u>
An oscillating wave can be expressed as a sinusoidal function as follows
Where
The voltage of the question is the sinusoid expression
(a) By comparing with the general formula we have
(b) The period is the reciprocal of the frequency:
Converting to milliseconds
(c) The amplitude is
(d) Phase angle: