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Calculate the absolute pressure at the bottom of a fresh-water lake at a depth of 29.2 m. Assume the density of the water is 1.00 103 kg/m3 and the air above is at a pressure of 101.3 kPa. Pa (b) What force is exerted by the water on the window of an underwater vehicle at this depth if the window is circular and has a diameter of 30.8 cm? N
A billiard ball moving at 6.00 m/s strikes a stationary ball of the same mass. After the collision, the first ball moves at 4.94 m/s at an angle of 34.5° with respect to the original line of motion, find the struck ball's velocity after the collisi..
A monatomic gas is adiabatically compressed to 0.500 of its initial volume. How do each of the following quantities change The molar specific heat at constant volume
A fellow student of mathematical bent tells you that the wave function of a traveling wave on a thin rope isy(x,t)= 2.10mm cos[( 6.96rad/m )x+( 744rad/s )t]. Determine the average power transmitted by the wave
The most intense beam of light that can propagate through dry air must have an electric filed whose amplitude is no greater than the breakdown value of Eair max= 3.0*10^6 V/m, CALCULATE THE MAXIMUM AMPLITUDE OF THE MAGNITIC FILED
How much power is needed to push a 85kg chest at 0.72m/s along a horizontal floor where the coefficient of friction is 0.76
A 202 kg cart runs into the rear end of a 103 kg cart that is stationary. what is the speed of the cart before collision
A 38.8-cm diameter disk rotates with a constant angular acceleration of 2.60 rad/s2. It starts from rest at t = 0, and the line drawn from the center of the disk to the point P on the rim of the disk makes an angle of 57.3° with the positive x-axis a..
A 54.5 g ice cube, initially at 0°C, is dropped into a Styrofoam cup containing 363 g of water, initially at 21.2°C. What is the final temperature of the water
A piece of iron of volume 5.13 x 10^(-4) m³ is supported by a string while submerged in water. What is the tension in the string
A charge of -5.5 micro Coulombs is placed at the origin of a coordinate system. Another charge of -5.5 micro Coulombs is placed at x = +0.22 m, y = +0.15 m.
A .14kg baseball with an initial speed of 28m/s rebounds with a speed of 34m/s after being struck with a bat. What was the average force between ball and bat
A 180.0- g copper block at 90.0 oC is dropped into an aluminum calorimeter cup initially at 22.0 oC. What is the final temperature of the system
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