Question
A typical human diet is " 2000 calories" per day, where the "calorie" describing food energy is actually l kilocalorie. Express $2000 \mathrm{kcal} / \mathrm{day}$ in watts.
Step 1
We know that 1 kilocalorie is equal to 4184 joules. So, we multiply 2000 kilocalories by 4184 to get the energy in joules. \[2000 \, \text{kcal} = 2000 \times 4184 \, \text{J} = 8368000 \, \text{J}\] Show more…
Show all steps
Your feedback will help us improve your experience
Prabhat Tyagi and 58 other educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
A typical human diet is "2000 calories" per day, where the "calorie" describing food energy is actually 1 kilocalorie. Express 2000 kcal/day in watts.
A typical human diet is $* 2000$ calories" per day, where the "calorie" describing food energy is actually 1 kilocalorie. Express 2000 kcal/day in watts.
The food Calorie is actually a kilocalorie, that is, $1000 \mathrm{cal}$. For a $70-\mathrm{kg}$ male between the ages of 18 and 30 the basal metabolic rate is 1750 Calories per day. Express this in $\mathrm{kJ} / \mathrm{d}$.
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD