PHY11L - E205 HOOKE’S LAW

	EXPERIMENT 205 : HOOKE'S LAW

 

 DATA and OBSERVATIONS

TABLE 1A.  Determining the Force Constant of the Spring
TRIAL	mass (kg)	force (N)	displacement (m)	force constant (N/m)
1	0.005	0.049	0.009	5.440
2	0.015	0.147	0.028	5.250
3	0.025	0.245	0.047	5.213
4	0.035	0.343	0.065	5.277
average				5.27
slope of the line				5.25
% difference				0.76%

 

TABLE 1B.  Determining the Force Constant of the Spring
TRIAL	mass (kg)	force (N)	displacement (m)	force constant (N/m)
1	0.005	0.049	0.005	9.8
2	0.015	0.147	0.014	10.5
3	0.025	0.245	0.026	9.42
4	0.035	0.343	0.038	9.03
average				9.68
slope of the line				8.91
% difference				8.23%

                                                                        

TABLE 2. Determining the Work Done on the Spring
TRIAL	final displacement (m)	average force constant (N/m)	work (Joule)	area under the  vs.  graph	% difference
Table 1A	0.065	5.295	0.0111	0.0082	0.30
Table 1B	0.038	9.68	0.0070	0.0049	0.36