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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 2792Name the Women scientist who has played the pivotal role in the development Missile technology of India and nick named as "Missile Woman".
1 4579a 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 4322In radioactive dating we use half life to determine the age of a sample but not average life why?
1 4338An 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
2679The 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 13576
What are isotopes?
Tell me what is astrophysics?
why sink condition occur in vivo.???
Why ”quantum physics” is named as it is? : quantum physics
What instrument is used to measure volume?
Which properties of waves are independent of each other?
Explain what is centrifugal force?
What does gravitational force depend on?
What is the difference between ‘soft' rock and ‘hard' rock geology?
Which is the largest reef?
What is rock cycle?
Explain the difference between a semi-precious and a precious stone?
Explain the name of the largest volcano in the world?
Explain how has the earth changed since it was formed?
How does a volcano erupt?
