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A .363kg mass slides on a frictionless floor with a speed of 1.24m/s. The mass strikes and compresses a spring with a force constantof 44.5 N/m.
a) How far does the mass travel after contacting the spring beforeit comes to rest?
b) how long does it take for the spring to stop the mass?
an aluminum-alloy rod has a length of 10.008 cm at 16.400degc and a length of 10.020 cm at the boiling point of water.a
A charged particle moves in a circle in a magnetic field. (a) Starting with the force relation, write the equation for the radius of the circle
When the Earth, Moon, and Sun form a right triangle with the Moon located at the right angle, as shown in the figure below, the Moonis approaching its third quarter. (The Earth is viewed here from above its north pole.)
A projectile is fired with an initial speed of 69.0m/s at an angle of 42.8 degrees above the horizontal on a long flat firing range
If a rocket's exhaust speed is 160 m/s relative to the rocket, what fraction of its initial mass must be ejected to increase the rocket's speed by 50 m/s
An oscillating block-spring system has a mechanical energy of 1.00 J, an amplitude of 10.0 cm, and a maximum speed of 1.20 m/s. find the mass of the block, and the frequency of oscillation
the magnetic field due to a current pulse in a single long straight axon nerve fiber is found to be 1.2 x 10-10 t at a
If the lattice constant of the FFC structure is 4.75A, what is the surface density of atoms for a (100) plane
If the electric field has a magnitude of 450 and the magnetic field has a magnitude of 0.19 , illustrate what speed must the particles have to pass through the selector undeflected?
a transformer has 355 turns in the primary coil and 197 in the secondary coil.a. what kind of transformer is this?b. by
A visitor to a lighthouse wishes to determine the height of the tower. She ties a spool of thread to a small rock to make a simple pendulum, What is the height of the tower
A pendulum consists of a 2.0 kg stone swinging on a 4.0 mstring of negligible mass. The stone has a speed of 8.0 m/s when itpasses its lowest point. what is the total mechanical energy of the system
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