A bird sitting on a bare high voltage wire is not electrocuted because
a. of the high resistance of its body
b. there is no electrical potential difference across its body
c. its body is at a low electrical potential compared to the wire
d. the high voltage across its feet produced a small current
Question 2
An object on the flat bed of a truck that is accelerating along a straight horizontal road. The coefficient of static friction is 0.300 in this case. Of the following choices, which is the lowest value of acceleration that would result in the object sliding on the bed of the truck?
a. 0.280 m/s2
b. 0.310 m/s2
c. 2.93 m/s2
d. 2.99 m/s2
e. 3.02 m/s2
Respiratory system of a bird.
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