Everything Science Grade 11

CHAPTER 18. ELECTROMAGNETISM 18.3 A coil with N turns and cross-sectional area, A magnetic field, B moving to the left. N S indu ...

18.3 CHAPTER 18. ELECTROMAGNETISM Example 1: Faraday’s Law QUESTION Consider a flat square coil with 5 turns. The coil is 0,50 m ...

CHAPTER 18. ELECTROMAGNETISM 18.4 Activity: Real-life applications ofFaraday’s Law Choose one of the following devices and do so ...

18.4 CHAPTER 18. ELECTROMAGNETISM DEFINITION: Transformer A transformer is an electrical device that uses the principle of induc ...

CHAPTER 18. ELECTROMAGNETISM 18.4 Example 2: Transformer specifications QUESTION Calculate the voltage onthe secondary coil if t ...

18.5 CHAPTER 18. ELECTROMAGNETISM Transformer technologyhas made long-range electric power distributionpractical. Without the ab ...

CHAPTER 18. ELECTROMAGNETISM 18.5 where q is the charge on the particle, v is the velocity of the particle and B is the magnetic ...

18.5 CHAPTER 18. ELECTROMAGNETISM Real-world applications ESBID The following devices use the movement of charge in a magnetic f ...

CHAPTER 18. ELECTROMAGNETISM 18.5 A moving charged particle will experience aforce in a magnetic field. Chapter 18 End of Chap ...

18.5 CHAPTER 18. ELECTROMAGNETISM (d) out of the page More practice video solutions or help at http://www.everythingscience.co.z ...

Electric Circuits 19 19.1 Introduction ESBIE The study of electrical circuits is essential to understand the technology that use ...

19.2 CHAPTER 19. ELECTRIC CIRCUITS Get your teacher to check the circuit before turning the power on. Measure the current. Add ...

CHAPTER 19. ELECTRIC CIRCUITS 19.2 0 1 2 3 4 0 1 2 3 4 ΔV ΔI Voltage, V (V) Current, I (A) R =ΔΔVI See simulation: VPmdoat http: ...

19.2 CHAPTER 19. ELECTRIC CIRCUITS Activity: Ohmic and non-ohmicconductors Repeat the experiment as described in the previous se ...

CHAPTER 19. ELECTRIC CIRCUITS 19.2 R The resistance of the above resistor is 10 Ω and the current going through the resistor is ...

19.3 CHAPTER 19. ELECTRIC CIRCUITS 19.3 Resistance ESBIJ In Grade 10, you learntabout resistors and wereintroduced to circuits w ...

CHAPTER 19. ELECTRIC CIRCUITS 19.3 We know that in a series circuit the current hasto be the same in all components. So we can w ...

19.3 CHAPTER 19. ELECTRIC CIRCUITS R 1 =3 Ω R 2 =10 Ω R 3 =5 Ω 9 V A B D C � � � � The resistors are in series, therefore: Rs = ...

CHAPTER 19. ELECTRIC CIRCUITS 19.3 Example 3: Equivalent series resistance II QUESTION Two resistors are connected in series. Th ...

19.3 CHAPTER 19. ELECTRIC CIRCUITS Also, from applying Ohm’s Law to the entire circuit, we can write: V = I Rp where Rpis the eq ...