Practical Electrical Testing in Physics and Electrical Engineering: Being a Course Suitable for First and Second Year Students and Others |
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Page 1
... quantity with another ; secondly , the method of accurately and rapidly plotting such curves to the most convenient scales for future reference . By means of a curve , the way in which two quantities vary together can not only be seen ...
... quantity with another ; secondly , the method of accurately and rapidly plotting such curves to the most convenient scales for future reference . By means of a curve , the way in which two quantities vary together can not only be seen ...
Page 2
... quantity plotted thereon , as shown in Figs . 1 and 2 . ( 5 ) Plot the points by mentally following out the right axes to their point of intersection , using a convenient notation for the points . Thus , if several curves are to be ...
... quantity plotted thereon , as shown in Figs . 1 and 2 . ( 5 ) Plot the points by mentally following out the right axes to their point of intersection , using a convenient notation for the points . Thus , if several curves are to be ...
Page 9
... quantity of electricity in the transient current set up 2N , A , F , Q = where N1 R1 = K sin 10 ° , causing a first throw d , scale - divisions , = = number of turns on E. A , their mean area in square cms .; R1 = total circuit ...
... quantity of electricity in the transient current set up 2N , A , F , Q = where N1 R1 = K sin 10 ° , causing a first throw d , scale - divisions , = = number of turns on E. A , their mean area in square cms .; R1 = total circuit ...
Page 15
... quantity is of considerable importance , for several reasons as follows : The strength of the magnetic field in the vicinity of a magnet is directly proportional to the magnetic moment of the latter . Again , from the above relation m ...
... quantity is of considerable importance , for several reasons as follows : The strength of the magnetic field in the vicinity of a magnet is directly proportional to the magnetic moment of the latter . Again , from the above relation m ...
Page 22
... in tem- perature altering the magnetic moment during the test . These are , however , all very small quantities , and no account need be taken of them , with fairly delicate means at hand 22 Practical Electrical Testing .
... in tem- perature altering the magnetic moment during the test . These are , however , all very small quantities , and no account need be taken of them , with fairly delicate means at hand 22 Practical Electrical Testing .
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Common terms and phrases
abscissæ accurate adjust the galvanometer amperes amps apparatus arrangement axis balance ballistic galvanometer battery C₁ capacity cells centre charge circuit coil condenser connected constant convenient copper Crown 8vo curve d₁ deflection Diagrams dip circle discharge E₁ earth ebonite electrometer farads fixed galvanometer resistance Hence high-resistance horizontal Illustrations inductor Inferences instrument insulated internal resistance K₁ Leclanché cells lines of force magnetic moment magnetizing force magnetometer means measuring method mirror galvanometer mutual induction Note the values Observations.-(1 obtained Ohm's law ohms pairs plates plug pole position potential quadrants quantity of electricity R₁ R₂ Repeat resistance box results as follows reversing rheostat scale screws secohmmeter secohms self-induction sensitive shown in Fig shunt solenoid specimen spot of light standard steady current suitable tabulate as follows tabulate your results tangent galvanometer temperature terminals tested throw tube V₁ V₂ volts Wheatstone bridge wire Woodcuts zero
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