alternating current and voltage pdf

/ColorSpace /DeviceGray /x6 2 0 R /Type /XObject << endstream /Type /XObject /ExtGState /ca 1 /Matrix [1 0 0 1 0 0] >> /FormType 1 /XObject Voltage, Current, Resistance, and Ohm's Law Electric Power Alternating Current (AC) Alternating current describes the flow of charge that changes direction periodically. << endobj /Filter /FlateDecode {{{;�}�#�tp�8_\. /ExtGState stream << /I true /BBox [0 0 596 842] �,,��l��u��4)\al#:,��CJ�v�Rc���ӎ�P4+���[��W6D����^��,��\�_�=>:N�� >> x�+� /Subtype /Form endobj 12) 2013-12-07T10:24:32Z x�+� endobj /ca 1 x���  �Om �i�� i = I cos ωt v, i = instantaneous potential difference / current. stream >> endobj /Width 2480 �MFk����� t,:��.FW������8���c�1�L&���ӎ9�ƌa��X�:�� �r�bl1� << The conductive loop on the rotor of a simple two-pole, single-phase generator rotates at a rate of 400 rps. /Type /Mask stream *1 J�� "6DTpDQ��2(���C��"��Q��D�qp�Id�߼y�͛��~k����g�}ֺ ����LX ��X��ň��g`� l �p��B�F�|،l���� ��*�?�� ����Y"1 P������\�8=W�%�Oɘ�4M�0J�"Y�2V�s�,[|��e9�2��s��e���'�9���`���2�&c�tI�@�o�|N6 (��.�sSdl-c�(2�-�y �H�_��/X������Z.$��&\S�������M���07�#�1ؙY�r f��Yym�";�8980m-m�(�]����v�^��D���W~� ��e����mi ]�P����`/ ���u}q�|^R��,g+���\K�k)/����C_|�R����ax�8�t1C^7nfz�D����p�柇��u�$��/�ED˦L L��[���B�@�������ٹ����ЖX�! 6 0 obj /Width 1894 x���wTS��Ͻ7�P����khRH �H�. /Filter /FlateDecode << /CA 1 Working of these instruments is based on heating effect of current, hence they are also called hot wire instruments. endstream Alternating Current and Voltage 1. x���1  �O�e� ��� In North America, in fact, where the frequency of the alternating voltage is 60 Hz, the current … >> endstream Alternating current and voltages are measured by a.c. ammeter and a.c. voltmeter respectively. << /Resources /Type /XObject endstream << endobj 1. >> << /Subtype /Form /a0 If the rms voltage drop across a 15 k resistor is 16 V, the peak current through the resistor is A. << /BitsPerComponent 8 uuid:42587015-30de-452f-b862-49c6a0ebdd0f %PDF-1.4 %���� >> /Length 2596 Measurement of High Direct Current voltages, Measurement ofHigh Voltages alternating and impulse, Measurement of High Currents‐direct, alternating and Impulse. /Length 56114 stream T(�2P�01R0�4�3��Tе01Գ42R(JUW��*��)(�ԁ�@L=��\.�D��b� /Type /Group %���� 10 0 obj /Length 457 >> �0�{�~ �%���+k�R�6>�( /S /Alpha << 12 0 obj �@���R�t C���X��CP�%CBH@�R����f�[�(t� C��Qh�z#0 ��Z�l�`O8�����28.����p|�O×�X >> /Height 3508 ?���:��0�FB�x$ !���i@ڐ���H���[EE1PL���⢖�V�6��QP��>�U�(j /Length 1076 %PDF-1.7 {xl��Y�ϟ�W.� @Yқi�F]+TŦ�o�����1� ��c�۫��e����)=Ef �.���B����b�nnM��$� @N�s��uug�g�]7� � @��ۘ�~�0-#D����� �`�x��ש�^|Vx�'��Y D�/^%���q��:ZG �{�2 ���q�, >> << /CA 1 >> Difference between Tests and Measurements 2 March 2015 Dr. Essam Shaalan 5 Type tests: are for the purpose of proving the 2013-12-07T10:24:35Z << T(�2�331T015�3� S��� 1 0 obj stream AC is used to deliver power to … /Resources /G 13 0 R /BBox [0 0 456 455] >> /SMask 12 0 R As a result, the voltage level also reverses along with the current. /Type /XObject x�e�1 %PDF-1.3 /ColorSpace /DeviceGray /Length 1076 %���� << /Type /XObject /Type /XObject << endobj (c) the meter reads not v but and is calibrated to read /Filter /FlateDecode /BBox [0 0 456 455] stream endobj /Filter /FlateDecode 1.5 mA C. 10 mA D. 1 mA Answer & Explanation Answer: Option B 2. }w�^m���iHCn�O��,� ���׋[x��P#F�6�Di(2 ������L�!#W{,���,� T}I_��O�-hi��]V��,� T}��E�u 3 0 obj application/pdf << /Interpolate true stream << >> >> /BitsPerComponent 1 >> /x14 6 0 R endobj stream This means (a) input voltage cannot be AC voltage, but a DC voltage. >> alternating current – in fact, both the current and the voltage oscillate sinusoidally. 57 0 obj <> �%� ��yԂC��A%� x'��]�*46�� �Ip� �vڵ�ǒY Kf p��'�^G�� ���e:Kf P����9�"Kf ���#��Jߗu�x�� ��L�lcBV�ɽ;���s$#+�Lm�, tYP ��������7�y`�5�];䞧_��zON��ΒY \t��.m�����ɓ��%DF[BB,��q��_�җ�S��ި%� ����\id펿߾�Q\�돆&4�7nىl7'�d �2���H_����Y�F������G����yd2 @��JW�K�~T��M�5�u�.�g��, gԼ��|I'��{U-wYC:޹,Mi�Y2 �i��-�. >> 5 0 obj alternating emf. In alternating current circuit, the ratio of emf applied and consequent current produced is called the impedance and is denoted by Z, i.e., Physically impedance of ac circuit is the hindrance offered by resistance along with either inductance or capacitance or both in … /x10 8 0 R /BBox [0 0 595.2 841.92] /ExtGState >> 4 0 obj >> ω= 2 πf Phasor Diagrams - Represent sinusoidally varying voltages / currents through the projection of a vector, with …

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