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Find the instantaneous voltage for an a.c. supply of 200V and 75 hertz​
  • a)
    E = 282.8 sin 50πt
  • b)
    E = 282.8 sin 150πt
  • c)
    E = 282.8 sin 75πt
  • d)
    E = 282.8 sin 100πt
Correct answer is option 'B'. Can you explain this answer?
Most Upvoted Answer
Find the instantaneous voltage for an a.c. supply of 200V and 75 hertz...
Answer :- b
Solution :-  f = 75hz
w=2πf
= 2 * π * 75
= 150π
E(max) = (2)^½ E(rms)
E(max) = 1.414 * 200
= 282.8V
E(ins) = E(max)sinwt
E(ins) = 282.8 sin 150πt
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Find the instantaneous voltage for an a.c. supply of 200V and 75 hertz...
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Find the instantaneous voltage for an a.c. supply of 200V and 75 hertz​a)E = 282.8 sin 50πtb)E = 282.8 sin 150πtc)E = 282.8 sin 75πtd)E = 282.8 sin 100πtCorrect answer is option 'B'. Can you explain this answer? for Class 12 2025 is part of Class 12 preparation. The Question and answers have been prepared according to the Class 12 exam syllabus. Information about Find the instantaneous voltage for an a.c. supply of 200V and 75 hertz​a)E = 282.8 sin 50πtb)E = 282.8 sin 150πtc)E = 282.8 sin 75πtd)E = 282.8 sin 100πtCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for Class 12 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Find the instantaneous voltage for an a.c. supply of 200V and 75 hertz​a)E = 282.8 sin 50πtb)E = 282.8 sin 150πtc)E = 282.8 sin 75πtd)E = 282.8 sin 100πtCorrect answer is option 'B'. Can you explain this answer?.
Solutions for Find the instantaneous voltage for an a.c. supply of 200V and 75 hertz​a)E = 282.8 sin 50πtb)E = 282.8 sin 150πtc)E = 282.8 sin 75πtd)E = 282.8 sin 100πtCorrect answer is option 'B'. Can you explain this answer? in English & in Hindi are available as part of our courses for Class 12. Download more important topics, notes, lectures and mock test series for Class 12 Exam by signing up for free.
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