When a bar of iron is heated,it expands. What will happen
to it's weight when it is heated
Answer Posted / ushita
the weight remains the same as weight depends on mass and
acceleration due to gravity
W = m * g
as mass does not change and acceleration due to gravity does
not change so weight remains same
Is This Answer Correct ? | 11 Yes | 4 No |
Post New Answer View All Answers
How many femtometers are in a nanometer?
Tell me why ship doesnt sink sea?
-100 mmWC means how much kg/cm2
What is the name for the physical constant with a value of 6.62 x 10-27 erg seconds?
How fast can a shadow move ? If a moth fly's in front of a very bright room temperature light powerful enough to light up Saturn like the sun could it's shadow move faster then light if there was no light diffusion.
Why does it take longer to heat a bucket of water than a cup of water?
i want to increase my ups back time ,i have added one 12v 68ah battery to my ups but it is not working ,is it possible to make adjustment so that new battery will work.
Which property of sound is affected by change in air temperature?
X-Ray is avoided by using ?
What are the 4 results of the photoelectric effect experiments? : quantum physics
Explain the advantage of fixed pulley?
What is physical significance of wave function? : quantum physics
Explain the parallel force?
When sound waves travel from air to water, what happens to its frequency?
What is the effeciency of solar cell (Current year)