Answer:
A. a material burns out when current is excessive
Answer:
120 N
Explanation:
F=ma therefore 60kg times 2m/s^2 is 120 N
Answer:
A dictatorship or tyranny.
Explanation:
Some are fuel,chemicals,plastics,asphalt,and road oil.
The specific heat capacity of the substance is 
Explanation:
When an object of mass m is supplied with a certain amount of energy Q, its temperature increases according to the equation:

where
m is the mass of the object
is its specific heat capacity
is the increase in temperature of the object
In this problem, we have

m = 50 g

Therefore, we can solve for
to find its specific heat capacity:

Learn more about specific heat capacity:
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