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A mass of 2.80 kg is attached to a single spring such that the maximum velocity of the oscillation is 2.47 m/s and period is 1.82 seconds. What is the amplitude of the oscillation
It is desired to slip an aluminum ring over a steel bar. At 10 the inside diameter of the ring is 4.550 and the diameter of the rod is 4.580. Find the temperature at which the ring can be removed
A 550 -cm flask contains 0.450grams of a gas at a pressure of 140kPa, What is the molecular mass of this gas
Flight to Mars. To send a satellite from Earth to Mars, a rocket must accelerate the satellite until it is in the correct elliptical orbit around the sun. Calculate the time for the satellite's jour
The force involved in a collision is 1.0 × 10^2 newtons. What is the value of the change in momentum
A 23kg chimpanzee hangs from the end of a horizontal, broken branch of length L_0 = 1.6m, What is the shear modulus for this branch
Two cylindrical metal rods-one copper, the other lead-are connected in parallel with a temperature of 22.0 C at one end, what is the diameter of the copper rod
The net force acting on an object in the horizontal direction is 25 newtons, Find the angle from the horizontal in which the force is acting
A copper ball with a radius of 1.7 is heated until its diameter has increased by 0.19, find the final temperature of the ball
A hole in an aluminum plate has a diameter of 1.179 at 24.00. What is the diameter of the hole at 199.0
A force of 5.25 newtons acts on an object of unknown mass at a distance of 6.9..*.10^8 meters from the center of Earth. how far should the object be from the center of Earth
A puck (mass = 0.3 kg) slides without friction on a horizontal plane. It is attached by a light string (length = 1 m) to a ring on a peg. find the tension in the string as the puck revolves around th
A 20 liter tank of helium is at a pressure of 190 kPa at a temperature of 0 C. What is the speed of the helium atoms in the tank at this new volume
A passenger car traveling down a rough road bounces up and down at 1.3 Hz with a maximum vertical acceleration of 0.20 m/s^2, What is the maximum speed of the oscillation
In gaseous sodium chloride, chloride ions have one more electron than they have protons, What is the magnitude of the electrostatic force the molecule exerts on it
A point charge +6.7 uC is placed at the origin, and a second charge -3.6 uC is placed in the X - Y plane at (0.40 m , 0.55 m ). Where should a third charge be placed in the plane
The frequency and wavelength of a transverse wave on a string are 340 Hz and 0.70 m, respectively. what is the linear density of the string
The escape velocity of a bullet from the surface of planet Y is 1951 m/s. Calculate the escape velocity from the surface of planet X
n object is projected from the surface of the earth with a speed of 1.98×104 m/s. What is its speed when it is very far from the earth
On planet Zog, Mr. Spock measures that it takes 1.47 s for a mass of 0.50 kg to hit the ground when released from rest from a height of 2.85 m. Calculate the size of the acceleration of gravity on t
The intensity (in W/m2) of one sound is 5.46 times as great as the intensity of another sound. what is the intensity level of the louder sound
The jumping squirrel. A squirrel wants to jump from a point A on a branch of a tree to a point B on another branch. at what angle to the horizontal should he jump
A heat engine has a maximum possible efficiency of 0.800. If it operates between a deep lake with a constant temperature of 287.0 k, what is the temperature of the hot reservoir
a car traveling due east at 20 m/s reverses its direction over a period of 10 seconds so that it is traveling due west at 20 m/s. find the direction of the car's average acceleration
what is the electric force between the proton and electron inside of a hydrogen atom? What must the speed of the electron be