General Physics (1023)
Geology (258)
Geo Physics (71)
Astro Physics (43)
Nuclear Physics (56) What is the avarege speed of people fencing like at the olympic games. (sorry for the misspelled words)
1 2862Name the Women scientist who has played the pivotal role in the development Missile technology of India and nick named as "Missile Woman".
1 4660a car is travelling at 72kmph, and if that car slows down to 60kmph it takes an extra 1 hour to cover that same distance. at 72kmph, how long did it take for the car to cover that distance?
2 4413In radioactive dating we use half life to determine the age of a sample but not average life why?
1 4409An 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
2736The magnitude of electrostatic force between two identical positive ions that are separated by a distance of 5.0 x 10– 10 m is 3.7 x 10–9 N. (a) What is the charge of each ion? (b) How many electrons are “missing” from each ion?
2 13651
Explain how is energy transformed in windmills?
Define granite?
What is formula for finding distance?
For measuring weight of 2cm3 piece of density 4gm/cm3 which spring balance is best suited what is the range and least count how we calculate
When thomas edison was promoting the wide use of direct current, this personal enemy of edisons was the chief proponent and expert in alternating current?
What is the Unit to measure pressure?
what is the difference between cdma and gsm
Why countdown while firing a aeroplane?
What is the time taken to reach a rain drop on to the earth surface, and what is the distance or height from rain drop start to fall to the earth surface?
Explain the weights in pounds of liquid gallons?
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.
If a dog rolled around on a carpet and gets statically and a flea jumps on it will the flea get electrocuted?
What is the earths crust made of?
What is magma?
What is the magnetic effect of the earth?