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A string is wrapped around a wheel of radius 0.4 m and moment of inertia 25 kg-m2. If the string is pulled with a force of 60 N, what is the angular acceleration of the wheel
An exhaust tube from a steam generator is submerged in a large container of cool water. what is the change of entropy (in J/deg) of the steam
When a certain photoelectric material is illuminated with red light (?=715) and then blue light (?=400), calculate the work function of the material
Suppose there was a process by which two photons, each with momentum 0.60MeV/c ,could collide and make a single particle. find the maximum mass that the particle could possess
An air-track glider attached to a spring oscillates with a period of 1.50s . At t=0s the glider is 4.50cm left of the equilibrium position, obtain the phase constant
A 0.700kg block is attached to a spring with spring constant 14.5N/m . While the block is sitting at rest, find The amplitude of the subsequent oscillations
After landing on an unfamiliar planet, a space explorer constructs a simple pendulum of length 46.0cm, What is the magnitude of the gravitational acceleration on this planet
A 94-kg fullback is running at 3.7m/s to the east and is stopped in 0.85 s by a head-on tackle by a tackler running due west. Calculate the original momentum of the fullback
A block of mass 5 kg slides without friction at a speed of 8 m/s on a table, How far is the spring compressed before the masses come to a rest
Carlos is pitching in the nal game of the season. The pitcher's mound is 18.4 meters from home plate, With what speed does the ball cross the plate
The distance between between the 1st and 10th minima of a double-slit system is 18 mm, find the wavelength of light generating the interference pattern
A yo-yo of mass 0.10kg and a radius of 0.03 m is released from rest, with the free end of the yo-yo string held fixed. Find the acceleration of the yo-yo
Find the slit seperation of a double slit system that will produce bright interference fringes 1.00 degrees apart
An iron bar 40 cm long is braised to a copper bar 50 cm long and of the same diameter. What is the heat flow down the rod if its cross-sectional area is 2.50 cm2
Two protons, each having a speed of 0.940c in the laboratory, are moving toward each other. find the total momentum of the two protons in the laboratory
An electron of ? = 0.999 993 moves along the axis of an evacuated tube that has a length of 2.69 m as measured by a laboratory observer S at rest relative to the tube
How much energy would be required to break a helium nucleus into its constituents, two protons and two neutrons? The rest masses of a proton
A ball and bat, approaching one another each with the same speed of 1.3 m/s collide. Find the speed of the ball after the collision
A bungee jumper (m = 74.00 kg) tied to a 42.00 m cord, leaps off a 72.00 m tall bridge. What size impulse is exerted on the bungee jumper while the cord stretches
A proton (with a rest mass m=1.67×10?27kg) has a total energy that is 4.00 times its rest energy. What is the magnitude of the momentum p of the proton
A uniform stick of length L = 1.8 m, width W = 10.0 cm, and mass M = 4.8 kg oscillates as a physical pendulum, Calculate the minimum value of the period of the pendulum
two identical loudspeakers connected to a single audio amplifier are 5.0 m apart. the speakers at what spatial period does the intensity vary
The air around a spinning 142g baseball (below) of radius 3.55cm experiences a faster speed on the left than the right side, determine the pressure difference between the right and left sides of the b
If the energy that goes into evaporating one kilogram of water from Lake Michigan at 22.0 oC, how high (in m) would it be lifted
What is the longest wavelength of light that can be absorbed by a hydrogen atom that is initially in the second excited state