Page 167 - WCS - Electrical

WORKSHOP CALCULATION & SCIENCE - CITS

6 1 joule =……..

a 1Nm b 1 Nm2
c 1 N2 m2 d 1 kg m/sec 2
7 1 joule …………..
a 105 ergs b 106 ergs
c 107 ergs d 108 ergs

8 The ratio of work output of work input is called ………..
a Mechanical Advantage b Velocity ratio
c efficiency d stress

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CITS : WCS - Electrical - Exercise 14