Examples in Physics |
From inside the book
Results 1-5 of 35
Page 6
... ampère , and is one - tenth ( 10-1 ) of the C.G.S. electro - magnetic unit of current . It follows that the coulomb , or practical unit of quantity , is also one - tenth of the corresponding C.G.S. unit . Electromotive Force . — The ...
... ampère , and is one - tenth ( 10-1 ) of the C.G.S. electro - magnetic unit of current . It follows that the coulomb , or practical unit of quantity , is also one - tenth of the corresponding C.G.S. unit . Electromotive Force . — The ...
Page 260
... 1. An incandescent lamp takes a current of 0.7 ampère , and the E.M.F. between its terminals is found to be 98 volts : what is its resistance ? Since C is expressed in ampères and E in volts CHAPTER XI CURRENT ELECTRICITY.
... 1. An incandescent lamp takes a current of 0.7 ampère , and the E.M.F. between its terminals is found to be 98 volts : what is its resistance ? Since C is expressed in ampères and E in volts CHAPTER XI CURRENT ELECTRICITY.
Page 261
... ampère ) , i.e. R = V / C = 9 / 1.5 = 6 ohms . Notice that 9 volts is the potential difference causing the flow of ... ampère is one - thousandth of an ampère , so that the required current is 0.008 ampère . By Ohm's law , C = 1.04 n ...
... ampère ) , i.e. R = V / C = 9 / 1.5 = 6 ohms . Notice that 9 volts is the potential difference causing the flow of ... ampère is one - thousandth of an ampère , so that the required current is 0.008 ampère . By Ohm's law , C = 1.04 n ...
Page 262
... ampère , what E.M.F. is required to work it ? 6. A glow lamp takes a current of 1.32 ampère and the E.M.F. between its terminals is found to be 66 volts : what is its resistance while hot ? 7. A battery consists of 5 Daniell cells ...
... ampère , what E.M.F. is required to work it ? 6. A glow lamp takes a current of 1.32 ampère and the E.M.F. between its terminals is found to be 66 volts : what is its resistance while hot ? 7. A battery consists of 5 Daniell cells ...
Page 263
... ampère through an external resistance of 50 ohms ? 13. Four Grove cells , each having a resistance of 0.25 ohm , are connected up with an electromagnet of 5 ohms resistance , and the current has only half the required strength : how ...
... ampère through an external resistance of 50 ohms ? 13. Four Grove cells , each having a resistance of 0.25 ohm , are connected up with an electromagnet of 5 ohms resistance , and the current has only half the required strength : how ...
Other editions - View all
Common terms and phrases
acceleration amount of heat ampère angle atmospheric pressure B.Sc barometer battery body of mass Boyle's law C.G.S. units Calculate calorimeter Camb capacity cells centre charge circuit coefficient of expansion column conductor constant convex lens copper cubic centimetres cubical expansion Daniell cells deflection denote density diameter distance dynes electricity equal equation equivalent ergs feet per second Find the specific focal length foot-pounds ft.-lbs galvanometer given glass grammes grammes of water heat-units horizontal horse-power immersed inches internal resistance kilogramme lamp latent heat liquid litres magnetic Matric measured melted mercury metres per second miles minute object ohms piston placed plane pole poundals pounds produced Prove quantity radius raised ratio refractive refractive index Schol shunt specific gravity specific heat sphere steam string surface tangent galvanometer temperature tube vertical vibrations volts volume weight wire