23. 10.5/1 Points) DETAILS PAIVIOUS ANSWERS SERCP11 9.4.OP.009. MY NOTES PRACTICE ANOTHER (a) A submersible vehide...
0/2 points 1 Previous Anowers SerCP119 4P 009 My Notes O Ask Your Teas (a) Calculate the absolute pressure at the bottom of a fresh-water lake at a depth of 23.4 m. Assume the density of the water is 1.00 x 10" kg/m and the air above is at a pressure of 101.3 kPa. 330 6 Your response is off by a multiple of ten. Pa (b) What force is exerted by the water on the window of an underwater...
webassign.net . [-10.76 Points] DETAILS SERCP11 14.3.OP.009. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER As an experiment, a science teacher strikes a thick steel rail with a wrench. The teacher's assistant records two pulses of sound at the other end of the 7.08- meter-long rail. One travels through the air, while the other travels through the metal rail. (Take sound speed in the laboratory air to be 343 m/s.) (a) Which pulse is first to reach the assistant's microphone? the...
webassign.net 4. [-70.76 Points] DETAILS SERCP11 13.2.OP.008. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A 1.10 kg block rests upon a frictionless, horizontal surface. The block is attached to a horizontal spring (of force constant k = 455 N/m) whose other end is anchored to a nearby wall. The block is pulled until it lies a distance x - 4.35 cm from its equilibrium position (x = 0). The block is then released and undergoes simple harmonic motion. (a) Calculate...
4. (-/1 Points) DETAILS SERCP11 9.4.P.011. MY NOTES ASK YOUR TEACHER A collapsible plastic bag (figure below) contains a glucose solution. If the average gauge pressure in the vein is 1.37 x 103 Pa, what must be the minimum height h of the bag in order to infuse glucose into the vein? Assume the specific gravity of the solution is 1.03. h = m Glucose solution
10. [-/1 Points] DETAILS SERPSE10 36.2.OP.009. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER (a) A riverside warehouse has several small doors facing the river. Two of these doors are open as shown in the figure below. Closed door B Open door Open door L The walls of the warehouse are lined with sound-absorbing material. Two people stand at a distance L - 100 m from the wall with the open doors. Person A stands along a line passing through the...
7. [-/2 Points] DETAILS SERPSE 10 10.5.OP.017. MY NOTES PRACTICE ANOTHER Two boxes are connected to a cord, and the cord is hung over a pulley connected to the ceiling, as shown in the figure below. MOR m mo The masses of the boxes are m = 16.0 kg and m2 = 11.0 kg, the mass of the pulley is M = 5.00 kg, and the radius of the pulley is R = 0.300 m. Box mz is initially on...
3. [0/0.34 Points] DETAILS PREVIOUS ANSWERS SERCP11 21.11.OP.053. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER (a) A sheet of a certain type of glass is transparent but tinted red. To measure its light-absorbing properties, beams of monochromatic light from two different lasers are shined through the glass One laser emits red light with a wavelength of 635 nm, while the other emits blue light with a wavelength of 450 nm. What is the frequency of the light emitted in Har)...
16. [-/1 Points] DETAILS SERPSE 10 36.5. OP.019.MI. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER (a) An air wedge is formed between two glass plates separated at one edge by a very fine wire of circular cross section as shown in the figure below. When the wedge is illuminated from above by 600 nm light and viewed from above, 30 dark fringes are observed. Calculate the diameter d of the wire (in um). um (b) What If? How many dark...
12. [-/1 Points] DETAILS SERPSE10 34.A.OP.029. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A 4.00-m-long pole stands vertically in a freshwater lake having a depth of 1.95 m. The Sun is 42.0° above the horizontal. Determine the length of the pole's shadow on the bottom of the lake. m Need Help? Read It Watch It
4. [2/3 Points) DETAILS PREVIOUS ANSWERS SERCP11 13.4.P.020. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A student stretches a spring, attaches a 1.90 kg mass to it, and releases the mass from rest on a frictionless surface. The resulting oscillation has a period of 0.650 s and an amplitude of 30.0 cm. Determine the oscillation frequency, the spring constant, and the speed of the mass when it is halfway to the equilibrium position. HINT (a) the oscillation frequency (in Hz)...