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A 1 kg mass is connected to a spring constant of 9 N/M. If the initial velocity is 4 cm /s and the initial displacement is 2 cm, then what is the maximum kinetic energy of the simple harmonic motion.
In the Bohr model, the electron is imagined to move in a circular orbit about a stationary proton. If the speed of the electron were7.9 multiplied by 105 m/s, what would be the corresponding orbital radius?
A spring is compressed by 0.0748 m and is used to launch an object horizontally with a speed of 2.64 m/s. at what angular frequency (in rad/s) would it oscillate
A certain electric motor draws a current of 46Awhen connected to 120 V. What is the motor's power consumption
in a needle biopsy, a narrow strip tissue is extracted from a patient using a hollow needle. rather than being pushed by hand, to ensure a clean cut the needle can be fired into the patient's body by a spring. calculate the maximum speed of the nee..
Given a system composed of three bowling balls (6.52 kg each) one sliding east at a velocity of 20m/second the second sliding north with a velocity of 35 m/sec, find the total momentum of the system
A skin diver is 1.8 m below the surface of a lake. A bird flies overhead 7.6 m above the surface of the lake. how far above the diver does it appear to be
Argon is a monatomic gas whose atomic mass is 39.9 u. The temperature of 9 grams of argon is raised by 75 K under conditions of constant pressure. Assuming that argon is an ideal gas, evaluate how much heat is required? J
pressurized water pin10bar ti110c enters the bottom of 10m vertical tube of d100mm at mass flow rate1.5 kgs. there is
The Gravitron is an amusement park ride in which riders stand against the inner wall of a large spinning steel cylinder. At some point, What is the maximum rotational speed at which the riders will not slide up the walls of the ride
A speedboat starts from rest and accelerates at +2.01 m/s2 for 6.95 s. At the end of this time, the boat continues for the additional 5.70 s with an acceleration of +0.518 m/s2. Following this, the boat accelerates at -1.49 m/s2 for 8.20 s.
Object A is metallic and electrically neutral. It is charged by induction so that it acquires a charge of -2.86E-6 C. Calculate the difference in mass between the charged objects
A particular vacuum flask has a mass of 1 kilogram and contains 1 liter of liquid water, how much energy did the heating element supply, You can disregard the energy needed to warm and vaporize the water
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