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A puck of mass m = 1.40 kg slides in a circle of radius r = 20.0 cm on a frictionless table while attached to a hanging cylinder of mass M = 2.90 kg by a cord through a hole in the table. What speed (in m/s) keeps the cylinder at rest?
question1astronomers detect a large asteroid that far away but still heading toward earth at 754 ms. a straight
A m = 10 kg block is released from a height of h = 3 m. It travels down a frictionless circular shaped ramp to the bottom where it encounters a rough surface. Find the coefficient of kinetic friction for the rough surface
An electron is accelerated from rest by a potential difference of 440 V. It then enters a uniform magnetic field of magnitude 220 mT with its velocity perpendicular to the field. Calculate the radius of its path in the magnetic field
An air-track glider is attached to a spring. The glider is pulled to the right and released from rest at. It then oscillates with a period of 1.5 and the maximum speed of 32.
A .060-kg tennis ball, initially moving 5.50 m/s, has a head on collision with a .090-kg ball initially moving in the same direction, determine the Speed and direction of each ball after collision
A man drags a table 4.30 m across the floor, exerting a constant force of 46.0 N, directed 29.0° above the horizontal. Find the work done by the applied force
Infrared light of wavelength 2.5micrometers illuminates a 0.20-mm-diameter hole. What is the angle of the first dark fringe in radians
A certain superconducting magnet in the form of a solenoid of length 0.60 m can generate a magnetic field of 6.0 T in its core, Find the number of turns in the solenoid
An %u03B1-particle has a charge of +2e and a mass of 6.64 10-27 kg. It is accelerated from rest through a potential difference that has a value of1.20 106 V, What is the radius of its circular path
A car with good tires on a dry road can decelerate at about 5.0 m/s2 when braking. Suppose a car is initially traveling at 55 mi/h. (a.) How much time does it take the car to stop.
A dipole consists of charges +e and -e separated by 0.67 nm. It is in an electric field E = 2.2 × 104 N/C. What is the value of the dipole moment
A rectangular container measuring 22cm multiplied by 48cm multiplied by 72cm is filled with water. What is the mass of this volume of water in kilograms and grams.
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