Gujarat BoardEnglish MediumSTD 9ScienceWork, Power And Energy1 Mark
Question
One calorie = ________ joule.
✓
Answer
One calorie = 4.184 joules Explanation: $1$ kilocalorie $= 4184$ joules. Energy is often expressed as the calorie (cal), which is the amount of heat needed to raise the temperature of one gram of water by one degree Celsius. One calorie is equal to $4.184$ joules. The Calorie (Cal), which is used to express the energy in food, is $1,000$ calories.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.