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Two blocks, m1=1.0kg and m2=2.0kg are connected by a light string over a pulley. what is the acceleration of the system
A 20 g ball of clay traveling east at 8.0 m/s collides and sticks togethor with a 20 g ball of clay traveling north at 8.5 m/s. What is the speed of the resulting ball of clay
A 300 g oscillator has a speed of 95.4 cm/s when itsdisplacement is 3.0 cm, What is the oscillator's maximum speed
A factory worker pushes a 30.2kg crate a distance of 5.0m along a level floor at constant velocity by pushing downward at an angle of 30? below the horizontal. What is the total work done on the cra
A 5p-mm-focal-length lens has f-stops ranging from f/1.4 to f/22. What is the corresponding range of lens diaphragm diameters
A straight rod consists of a 1.2-cm-long piece of aluminum attached to a 2.0-cm-long piece of steel. By how much will the length of this rod change
In lab, your instructor generates a standing wave using a thin string of length L = 2.10m fixed at both ends. What is the maximum transverse speed vy of the bead
A ball of mass 2.4 kg hangs at the end of a string 1.4 m in length from the ceiling of a room. What is the gravitational potential energy of the ball relative to the floor
Laser beam with wavelength 632.8 nm is aimed perpendicularly at opaque screen with two identical slits on it, What are the double slit characteristics (slit width, slit separation)
Another approach to the Lorentz Transformations. Relativists often use a quantity calledrapidity to describe the frame transformations. determine the function f(R)
A permanent magnet is hung from a string ( balanced ) and pointed in an East - West orientation and released. Describe its motion
a 1.00 x 10^4 kg railroad car is rolling at 6 meters per sec. What is the cars speed just after gravel is loaded
If the current in the solenoid is ramped at a constant rate from zero to Is= 1.20 A over a time interval of 79.0 ms, What is the mutual inductance between the solenoid and the short coil
A typical nuclear power plant converts 0.01% of the mass of its fuel into energy through nuclear reactions. How much fuel would be needed to power an average city for one day
A sinusoidal voltage ?v = (75 V) sin (140t) is applied to a series RLC circuit with L = 20 mH, C = 100 ?F, and R = 46 ?. What is the impedance of the circuit
A spaceship and an asteroid are moving in the same direction away from Earth with speeds of 0.76c, What is the relative speed between the spaceship and the asteroid
When traveling past an observer with a relative speed v, a rocket is measured to be 9.10m long. What is the proper length of the rocket
An elementary particle called a pi meson (or pion for short) has an average lifetime of 2.6×10?8s when at rest. Find the average distance traveled by the pion as measured by the same observer
An iron tower in is 39 meters tall on a cold day, What is the HEIGHT of the tower on a hot day when the temp is 31.5 degrees Celcius
A 0.500-kg mass on a spring has velocity as a function of timegiven by vx(t) = (3.60cm/s) sin[(4.71s-1)t -?/2]. What is the force constant of the spring
Two protons are moving directly toward one another. When they are far apart, What is the distance of closest approach?
he rest energy of an electron is 0.511 MeV. The rest energy of a proton is 938 MeV. Assume both particles have kinetic energies of 2000 MeV. Find the speed of the proton
Your adventurous friend Lola goes bungee jumping. She leaps from a bridge that is 100 m above a river. What is her height above the river at her lowest point