Basic Electrical Installation Work

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12. 20. 18. work done c. Briefly describe what mean turning force’ and give five practical examples this effect. Calculate state the average rms and maximum value the domestic a. acceleration b. Sketch the construction simple alternator and label all the parts. . Which the following may defined ‘the force applied times the distance moved the direction the force’: a. velocity 15. Which the following may defined ‘may cause stationary object move bring moving body rest’: a. acceleration b. power d. State how emf induced alternator. 19. 17. Which the following may defined ‘the speed given direction’: a. power d. mains supply and show these values sketch the mains supply. Sketch and name the shape the generated emf. 21. Briefly define what mean ‘simple machine’ and give five examples. force c. acceleration b.c. mass d. work done c. weight 13. work done c. Briefly describe what mean ‘the efficiency machine’. power d. Which the following may defined ‘the rate doing work’: a. velocity 16. velocity 14. acceleration b