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The bow of a destroyer undergoes simple harmonic vertical pitchingmotion with a period of 12.0 s and an amplitude of 2.5 m.
a. what is the maximum vertical velocity of the destroyer's bow?
b. what is the magnitude of the maximum acceleration?
c. a 75 kg sailor is standing on a scale in the bunkroom inthe bow. What are the maximum and minimum readings on the scale inN?
100g of ice at -10C is placed into 100g of warm water in an insulated container. Calculate the mass of the ice that remains when equilibrium is achieved
An astronaut travels to an alternate universe that contains infinite charged plane and no other charged objects. The astronaut observes that the electric field in this universe has a magnitude of 1.20 N/C everywhere and points directly away from the ..
A 55 year old woman who is complaining of intermittent flushing, itching and heartburn for several months. Mega dosing of that of the following vitamins may result in these symptoms.
A layer of air has a temperature T0 of 30 Celsius at ground level and a lapse rate ? of 20 Celsius/km. determine its upward velocity at that point
The adiabatic, aergonic throttling calorimeter is a device by which the quality of wet steam flowing in a pipe may be determined. Determine (a) the enthalpy of the steam in the pipe
A lighthouse that rises 49 above the surface of water sits on a rocky cliff that extends 19 from its base. A sailor on the deck of a ship sights the top of the lighthouse at the angle of 30.0 above the horizontal.
The sun's mass is 1.99 x 10^30 kg, the earth's mass is 5.98 x 10^24 kg, and the moon's mass is 7.36 x 10^22 kg. The average distance between the moon and the earth is 3.82 x 10^8 m, and the average distance between the earth and the sun is 1.50 x ..
a helium nucleus has radius rhe 1.9 fm mass m 6.6 times 10-27 kg and charge 2e. a gold nucleus has charge 87e and
A copper wire with a diameter of 1.3 mm has a uniform electric field of 0.45 V/m imposed along its entire length. The temperature of the wire is 36°C. What is the current density in the wire
Some hydrogen gas is enclosed within a chamber being held at 200^\ { C} with a volume of 0.025 \rm m^3. The chamber is fitted with a movable piston. Initially, the pressure in the gas is 1.50 \times 10^6 \; \rm Pa (14.8 \rm atm). The piston is slowly..
A potter's wheel having a radius 0.53 m and a moment of inertia of 11.4 kg, determine the effective coefficient of kinetic friction between the wheel and the wet rag
A 10-kg projectile launched over level ground has three times the kinetic energy at the moment of its launch as it does at its peak height. Find its impact velocity
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