Hui
Popular questions and responses by Hui
Physics
A hollow spherical iron shell floats almost completely when submerged in water. The outer diameter is 50.0cm, and the density of iron is 7.87g/cm^3. Find the inner diameter.
asked on July 10, 2013 
Physics
At a certain harbour, the tides cause the ocean surface to rise and fall a distance d(from highest level to lowest level) in simple harmonic motion, with a period of 12.5h. How long does it take for the water to fall a distance 0.250d from its highest
asked on July 10, 2013 
Stats
Daily water intake (including water used in drinks such as coffee, tea and juice) for Canadian adults follows a normal distribution with mean $\var{mu}$ litres and standard deviation $\var{sigma}$ litres. a) What is the probability that the mean daily
asked on June 5, 2015 
Physics
The function y(x,t) = (15cm )cos(pi x 15t pi), with x in meters and t in seconds, describes a wave on taut string. What is the transverse speed for a point on the string at an instant when that point has the displacement y=+12cm?
asked on July 10, 2013

social studies
I DONT LIKE things OR MS SUE
posted on October 18, 2018 
finance
hhb
posted on May 26, 2018 
Chemistry
lkoo
posted on May 22, 2018 
physics
14 22
posted on March 15, 2015 
Physics
almost completely submerged in water.*
posted on July 10, 2013