Question

Which of the following pairs represent units of the same physical quantity
A)Kelvin and joule
B)Kelvin and calorie
C) Newton and calorie
D)Joule and calorie
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Answer 1

Answer:

d. joule and calorie

because these can be used to measure energy.

Answer 2

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• As we know Kelvin, it is the physical quantity for temperature. It is one of the fundamental units.

• Joule is the physical quantity of Energy.

• Newton is the physical quantity for force.

• Calorie is physical quantity for Energy.

• So from the given options the physical quantity of joule and calorie is energy. Which same for both.

• Joule and calorie are both units of energy, that is 1 joule is equal to 0.24 calories.

Hence, option D which is joule and calorie is correct option.

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