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An unstretched spring is 13.0 cm long. When you hang an 845 g weight from it, it stretches to a length of 16.0 cm.
Part A: What is the force constant (in N/m) of this spring?
Part B: What total mass must you hang from the spring to stretch it to a total length of 20.0 cm? (in kg).
A projectile of mass 1.8 kg approaches a stationary target body at 4.8 m/s. What is the magnitude of the momentum of the target body after the collision
A small drop of water measuring 0.6 mm in diameter, how many extra electrons are on the drop of water
Compute the heat absorbed by the gas and work done by the gas during expansion.
Consider on an inclined air track, the inclined angle is 2 degrees. If in our experiment, find the distance d between the two photogates
Find out the magnitude of its average acceleration between those points. Find the direction of its average acceleration between those points.
The pulmonary artery, which connects the heart to the lungs, is about 8.0 cm long and has an inside diameter of 5.0 mm. what is the required pressure difference over its length
A certain species of ionized atoms produces an emission line spectrum according to the Bohr model, Find the next-to-the-longest wavelength in the series of lines
An uncharged capacitor is connected to the terminals of a 2.0V battery, and 9.0?C flows to the positive plate, How much additional charge flows to the positive plate
A 95 long train begins uniform acceleration from rest. The front of the train has a speed of 25 while it passes a railway worker who is standing 170 from where the front of train started. What will be the speed of the last car as it passes the wor..
A coil formed by wrapping 45 turns of wire in the shape of a square is positioned in a magnetic field so that the normal to the plane of the coil, What is the total length of the wire
An athlete crosses a 29 m wide river by swimming perpendicular to the water current at a speed of 0.6 m/s relative to the water. How fast is the water flowing relative to the ground
A proton is moving parallel to a uniform electric field. The electric field accelerates the proton and increases its linear momentum to 3.00 10-23 kg·m/s from 1.30 10-23 kg·m/s in a time of 6.80 10-6 s. What is the magnitude of the electric field?
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