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An air-track glider is attached to a spring. The glider is pulled to the right and released from rest at =0 . It then oscillates with a period of 1.50 and a maximum speed of 58.0 . A What is the amplitude of the oscillation? B What is the glider's position at = 23.0 ?
Consider two blocks A and B, of mass mA and mB, coupled by a spring and resting on a horizontal frinctionless table. Describe the subsequent motion
A U-shaped tube is partly filled with water and partly filled with a liquid that does not mix with water. what is the density of the liquid
The rod is held in the horizontal position shown and then released. Compute the initial acceleration of the mass attached to l1. Assume up is positive and down is negative
The average density of the planet Mercury is 5510 kg/m3. The acceleration of gravity on its surface is 3.73 m/s2. Calculate the average radius of Mercury
A basketball of mass 0.45 kg is dropped from rest from a height of 1.22 m. It rebounds to a height of 0.72 m. How much mechanical energy was lost during the collision with the floor
Objects that are at rest relative to Earth's surface are in circular motion due to Earth's rotation. What is the radial acceleration of a tree
A person of mass 80 kg stands at the center of a rotating merry-go-round platform of radius 3.5 m and moment of inertia 920 kg cdot m^2. The platform rotates without friction with angular velocity 0.85 rad/s. The person walks radially to the edge ..
A uniform electric field points midway between the positive x and y axies. Its strength is 100Volts/m. A -50nC charge is placed at the position ( 2m, 3m ) and fixed in place. What are the components of the total electric field at the location (..
The Achilles tendon inserts on the calcaneus at a distance of 8cm from the axis of the ankle joint. The force generated by the muscles attached to the Achilles tendon is 3000N, and the moment arm of this force is 5cm. a) Draw a free body diagram o..
A plane flying horizontally at a speed of 50.0 m/s and at an elevation of 160 m drops a package. How far apart will the two packages land on the ground
A Ferris wheel is a vertical, circular amusement ride with radius 6 m. Riders sit on seats that swivel to remain horizontal. The Ferris wheel rotates at the constant rate, going around once in 6.4 s. Consider a rider whose mass is 70 kg.
A spherical shell has an outside radius of 2.55 cm and an inside radius of a. The shell wall has uniform thickness, What is this maximum mass
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