Answer:
Explanation:
Given
mass of crate=60 kg
inclination

Suppose Force applied by rope is F



F=181.70+285.20=466.9 N
(b)
=0.26

here 



Answer:
The watt (symbol: W) is a unit of power. In the International System of Units (SI) it is defined as a derived unit of 1 joule per second, and is used to quantify the rate of energy transfer
Explanation:
"Circulatory system" does that, as all about transportation of blood within the body comes under it's work
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