Answer Posted / jograj singh
Hardest naturally occurring substance is Diamond. But if
considered overall, hardest substance is Platinum.
Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
What cycle most directly describes the working cycle of a heat engine operating as an ideal engine of maximum thermal efficiency?
Explain what is a positron?
According to coulombs law, if two charged particles are repelled with a given force at a distance d, by what multiple will the force decrease by if d is increased by 4times?
Does gas have density?
How can you save the sea from oil and sound polution?
An ice-box is built of wood 1.75 cm thick, lined with cork 3 cm thick. If in the steady state the temperature of the inner surface of the cork is 0 ºC and that of the outer surface of wood is 12 ºC, what is the temperature of the wood-cork interface? The thermal conductivities of wood and cork are 0.2 W/m-K and 0.04 W/m-K respectively
Explain what affect does electricity have on soil?
dear sir i need rrb chennai Section engineer S & T for last 2 year question papers. Plz send my email id is gsmaliniraj@yahoo.co.in, malinisankaram@gmail.com
what are the passive two-wire elements?
In which medium the velocity of sound is large?
What is the principle of superposition?
write a program on link list to get information about graduated students?
Explain radio telescopes?
What are the applications of electron microscope. : quantum physics
a car starts from rest with uniform acceleration "a" for sometime and then with uniform retardation "b" and comes to rest. The time of motion is "t". find the maximum velocity attained by it?