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