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The Bay of Fundy in Canada has the largest tides in the world. The difference between low and high water levels is 15 meters (nearly 50 feet). At a particular point the depth of the water, y meters, is given as a function of time, t, in hours since midnight by
(a) What is the physical meaning of D?
(b) What is the value of A?
(c) What is the value of B? Assume the time between successive high tides is 12.4 hours.
(d) What is the physical meaning of C?
An element in its solid phase forms a cubic crystal lattice with mass density 7950 kg/m^3. What is the element's atomic mass number
A performer seated on a trapeze is swinging back and forth with a period of 9.28 s. what will be the new period of the system
A child of mass m = 20 kg goes down a slide at a playground. She starts at a height h = 2.2 m with zero velocity. Assuming zero friction, how fast will she be going at the bottom
gravitational infall calculate the required mass accumulation rate to the present sun from r 8 to r rs radius of sun
You have a flashlight that uses 0.75 watts of power and requires 1.5 volt battery, How many joules of energy are used by the flashlight in 15 minutes
an electric motor lifts an elevator car at the constant speed of 2 m/s. The power consumed by the motor to perform this task is 40000 W. what is the mass of the elevator
a 50-g bullet is fired into and becomes embedded in a 300-g wooden ballistic pendulum with a solid arm. if the pendulum
The speed of sound in air at 0 degrees C is 331 m/s. If the density of air is 1.29 kg/m^3, then what is the bulk modulus of air
The longest wavelength of light that can be absorbed by a particular harmonic oscillator is lumda = 1000 nm. What is the second longest wavelength that can be absorbed
suppose you are planning a trip in which a spacecraft is to travel at a constant velocity for exactly nine months as
The 4{rm kg} block in the figure is attached to a vertical rod by means of two strings. When the system rotates about the axis of the rod, the strings are extended and the tension in the upper string is 83N.
Three identical charges q form an equilateral triangle of side a, with two charges on the x axis and one on the positive y axis. A) Discover an expression for the electric field at points on the y axis above the uppermost charge.
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