Question

H.W. #1 ELEC 210 I. Evaluate y = 5.6 sinα at each of the following angles. a, α = 90°,y". c, α = π / 3 rad, y =4L8 Find the amplitude and frequency of the following wave: y-3.2 sin (437t) , amplitude is b, α = 550, y =- d, α = 2π rad, y 2. 2 2 ,f= loa。 3. Find the angular veloiy f waveform with a period of T=55 s,ω=-rad/s 4. Given 5 = 7.5 sin(α), α = C), 23 rd. 5. A voltage waveform e has a peak value of 60 V and a frequency of 50 kHz. a. Write the functional equation of the voltage waveform. sn (35) 6. a. The side opposite a 20' angle has lenh 015. The length f the hypotemuse. b. The side adjacent to a 2.5307 rad angle has length -9.83. The length of the co hyp- hypotenuse Cos 2.530? 463 hyp - 7. The AC voltage across a 150 Ω resistor is39 sind2mx 103 t). At what value of t does the current through the resistor equal 0.26? ms. 8. a. Find the average value of v(t)-2sin(2π x 100 V.

only 3 and 7 please