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A puck with mass m = 0.18 kg slides along a frictionless horizontal surface at v = 6.3 m/s . It hits and sticks to the free end of a spring with k = 18 N/m
1- Find the amplitude of the subsequent simple harmonic motion.
2- Find the period of the subsequent simple harmonic motion.
A 20-cm-diameter vertical cylinder is sealed at the top by a frictionless 18kg piston. What is the gas pressure inside the cylinder
At the instant a traffic light turns green, a car that has been waiting at the intersection starts ahead with a constant acceleration of 2.00 m/s2. At that moment a truck traveling with a constant velocity of 15.0 m/s
What is angular width of the beam
A wire of length 0.665 m carries a current of 21.0 A. In the presence of a 0.470 T magnetic field, compute the angle between the wire and the magnetic field
One kilomole of an ideal gas undergoes a free expansion, tripling it's volume. What is the change of entropy of the universe
A 200 lbs guy wants to slide down a plastic slide 24 ft long and on a 30 degree angle, after that the slide goes horizontally for 6 feet. Taking friction into consideration, how fast would he be going down the slide.
Two identical balls are traveling toward each other with velocities of -4.1 m/s (ball A) and +9.5 m/s (ball B), Obtain the velocities (magnitude and direction) of balls
A wheel free to rotate about its axis that is not frictionless is initially at rest. A constant external torque of +60 N·m is applied to the wheel for 18 s, Find the moment of inertia of the wheel.
In a simplified model of a hydrogen atom, the electron moves around the proton nucleus in a circular orbit of radius 0.53 × 10^?10 m, Determine the period of the circular motion
A freezer has a coefficient of performance of 2.40. The freezer is to convert 1.98kg of water at 26.0 oC to 1.98kg of ice at -5.00 oC in 1 hour. How much electrical energy is consumed by the freezer during this hour
A car is going around a corner with a radius of 68 m. At one instant, its speed is 19 m/s and its speed is increasing at a rate of 3.2 m/s^2. What is the total linear acceleration of the car
A series RLC circuit has a 242 Hz resonant frequency, and is driven by an AC voltage source at 315 Hz. Find the maximum voltage of the source
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