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Snehasish Ghosh posted an Question

July 06, 2020 • 00:19 am

30 points

IIT JAM
Physics (PH)

Please explain the marked two steps...i am unable to find the link.

Please explain the marked two steps...I am unable to find the link.

3 Answer(s)

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Ravi prakash yadav

Simply put the calculated value of 'r' and 'theta' to check whether they satisfy eqn 1 and 2 or not. If they satisfy then they are the required solutions. Please refer to the attached solution for better understanding.
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Chandra prakash

after every 2π we will have same argument ..where k should be integer..best regards
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se
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Dhairya sharma

where k should be integer
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hope u get it
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Dhairya sharma Best Answer

after every 2π we will have same argument
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Is this a rule?
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dear this is concept 2π = 360° and after 360 we are at same point on circle or quadrant
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Ma'am, in the question, how to know in which quadrant the complex no.is?
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by looking at signs?
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no....herr they just generalise it
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means we can simply write this as well. weather plane is complex or real after 2π we would have at same angle
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Ma'am, suppose in the question complex no. given is 1- cos x + i sin x
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Then how to know in which quadrant the given complex no.is?
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Ma'am?
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when values are imaginary
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