Answer:
oa
Explanation:
it may be oa is the right answer for this question
but I don't know properly
-- It takes 100 calories of heat to make 10 grams of the stuff 20° warmer.
How much of the heat warms each gram ?
-- It takes 10 calories of heat to make each gram of the stuff 20° warmer.
How much of the heat warms that gram each degree ?
-- It takes 1/2 calorie of heat to make each gram of the stuff 1° warmer.
The specific heat of that stuff is
(1/2 calorie) per gram per °C.
That's choice-3 .
The answer is b. According to the law of conservation of energy, energy can never be created nor destroyed, only transferred from one form to another.
Answer: D
The word that describes the rate is electric current. It is usually measured in amperes.
Amperes = Coulomb.
Hope it helps!
