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a simple pendulum is made up of a 400-g mass attached to a 1.3-m string. it is pulled to right a distance of 10 cm and then released from rest at t=0.
A) what is its frequency of oscillation?
B) what is the maximum speed of the pendulum bob?
C) What is the acceleration of the pendulum at time t=19s
D) what is the speed of mass at time=19s?
E) what is the total energy of the system?
A 1000-kilogram race car is traveling at 60 m/s around a curved section of track that has a radius of 300 m. What is the centripetal force that acts on the car
An LC circuit has zero resistance, no battery, a capacitor C=66microFarads, and an inductor L=0.7H connected in a simple loop. The capacitor and inductor store a compined total energy of U=24microJoules. What is the maximum magnetic field inside th..
The particles are in a magnetic field. Find the Hamiltonian Operator for the change in distance between the particles as they rotate and the Hamiltonian for the angual motion of the particles.
Suppose you have an electric hot water heater for your house which is an aluminum cylinder which has a 0.6 m radius and is 1.2 m high. The walls are 1.0 cm thick.
Which statements about a neutral atom are correct?
The kiloton, which is used to measure the energy released in an atomic explosion, is equal to about 4.02 x 1012 J (approximately the energy released in the explosion of 1,000 tons of TNT). Recalling that 1 kilocalorie of energy raises the temperature..
Bill can throw a ball vertically at a speed 1.2 times faster than Joe can. How many times higher will Bill's ball go than Joe's
A map suggests that Atlanta is 730 miles in a direction 5.00° north of east from Dallas. Modeling the Earth as flat, use this information to find the displacement from Dallas to Chicago
You have a fish tank of 20.00 cm radius filled with water (n =1.33). Your pet goldfish is swimming 10.0 cm from the closest part of the tank form you. Calculate and describe the image your fish sees
For an RLC circuit with a resistance of 15 Kohms , a capacitance of 9 uF and an inductance of 31 H , what frequency is needed to minimize the impedance
One hundred turns of (insulated) copper wire are wrapped around a wooden cylindrical core of cross-sectional area 1.20 × 10?3 m2. how much charge flows through a point in the circuit during the change
A billiard ball (the 8-ball) rests directly in front of the side pocket. Pool-hand Peta calls the shot into the side pocket to the right and shoots it in. Find the fraction of energy remaining after the collision
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