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

Answer 1

Answer:

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

Explanation:

• Which of the following pairs represent units of the same physical quantity, this is the asked question with- (a) Kelvin and joule (b) Kelvin and calorie (c) Newton and calorie (d) Joule and calorie four options.
• 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 id joule and calorie is correct option.

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