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Neco 2017/18 Physics Practical Questions And Answers/ Expo Runs

Learn To SubscribeNECO 2017 PHYISCIS PRACTICAL ANSWERS(3aiii)Vo=0.35VTABULATES/N:1,2,3,4,5,6R(ohm):1.0,2.0,3.0,4.0,5.0,6.0V(v):1.40,1.65,1.80,2.00,2.10,2.15 R^-1(ohm^-1):1.000,0.500,0.333,0.200,0.167V^-1(v^-1):0.714,0.606,0.556,0.500,0.476,0.465 (3aiv)DRAW THE GRAPH of V^-1(v^-1) against R^-1 (3av)Slope=change inV^-1/Change inR^-1=(7.6-4.3)/(0.84-0.10)3.3/0.74=4.460 (3avi)Intercept=0.385 (3avii)I=0.385I^-1=(0.385)^-1=2.597(3aviii)-I ensured tight connections-I avoided error due to parallax when reading the voltmetre-I ensured the key is opened after each reading to […]