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1. A mass-spring system oscillates on a horizontal frictionless surface with an amplitude of 3.94 cm. If the spring constant is 253 N/m and the mass is 0.400 kg, determine the mechanical energy of the system.
2. Determine the maximum speed of the mass.
3. Determine the maximum acceleration.
A car with 60 cm diameter tires is traveling at a constant speed of 100 km/hr. What is the angular velocity of the tires in rad/s
Two capacitors give an equivalent capacitance of 9.50 pF when connected in parallel and an equivalent capacitance of 1.80 pF, What is the capacitance of each capacitor
One of the loudest sounds in recent history was that made by the explosion of Krakatoa on August 26-27, 1883. what was the decibel level on Rodriguez Island
A crude model of the human vocal tract treats it as a pipe closed at one end. Find the effective length of the vocal tract in a person whose fundamental tone is 550Hz . Sound speed in air at body temperature is 354 m/s.
a person slides from rest down a smooth hemispherical hill. At what angle does this person leave the surface
Our closest stellar neighbor , alfa-centauri , is 4.3 light years away.it has been suggested that TV programs from our planet have reached this star and may have been viewed by the hypothetical inhabitants of a hypothetical planet orbiting this st..
Supercapacitors, with capacitances of 1 F or more, are made with plates that have a spongelike structure with a very large surface area. Determine the surface area of a supercapacitor
A hot-air balloon is rising upward with a constant speed of 3.88 m/s. When the balloon is 7.87 m above the ground, How much time elapses before the compass hits the ground
To get back to the shuttle, the astronaut unstraps a 10-kg tool kit and throws it away with a speed of 8 m/s. In the script, the astronaut, who has a mass of 80 kg without the toolkit, survives, but is this accurate.
a 1.0 point charge is 15m from a second point charge, what is the magnitude of the second charge?
Suppose a capacitor in a video camera has a capacitance of 26.0 ?F, and is currently holding 5.000e-5 C of charge. How much potential energy is stored in the capacitor
A 1.0 cm wide diffraction grating has 1000 slits. It is illuminated by light of wavelength 550 nm. What are the angles of the first two diffraction orders
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