A burn from steam is more painful than that from boiling
water. Why ?
Answer / sanju
A burn from steam is more painful because one gram of steam
gives pt 540 calories of heat, when it changes into water at
the same temperature.
| Is This Answer Correct ? | 5 Yes | 6 No |
When we press our hand on a table downwards, why we do feel the table pressing id greater.
Explain what is density?
A man asks his friend to meet him at the airport at 3.00pm,to drive him to an appointment.he catches an earlier plane,and arrives at the airport at 2.00pm.he decides to start walking and is picked up en route by his friend.he arrives twenty minutes early for his appointment.how long did he walk?
Why is one?s breath visible in cold, but not in not in hot weather ?
Explain how many femtometers are in a nanometer?
What is the difficulty in making fusion based nuclear reactors?
Consider earth's equator is covered with a measuring tape touching the ground such both the ends touch each other. if the tape is lifted 1 meter from the ground, what would be the distance between two ends of tape?
Explain when is fluorescence strong?
What is Vaporization ?
what is the mean of g= 9.8m/s2. waht is the mean of unit m/s2
Why do stars twinkle? Why do planets not twinkle?
which has the highest elasticity?