1)State the factors that affect the rate of cooling
2) Explain the term 'thermal conductivity of a metal' nd explain the terms that connects them together
3)With the aid of a well labeled diagram, explain the principle of D. C ( direct current) motor
4)state the dimensions of:
Newtons gravitational law, electrical power, mechanical power, pressure?
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Asked by Raji on 25th March, 2020
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