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You have an inertia of 52 kg and are standing at rest on an iced-over pond in your skates. Suddenly, your 60-kg brother skates in from the right with x component of velocity -4.8 m/s and collides elastically with you.
What is the siblings' relative speed after the collision? Express your answer with the appropriate units.
If your brother's final x component of velocity is -0.34 m/s , what is your final velocity?
What is the change in kinetic energy of the system of you and your brother? Express your answer with the appropriate units.
A proton moving at 3.90 X 10^6 m/s through a magnetic field of magnitude 1.76 T experiences a magnetic force of magnitude 8.40 X 10^-13 N. What is the angle between the proton's velocity and the field
An ideal refrigerator does 140 J of work to remove 585 J of heat from its cold compartment during each cycle. How much heat per cycle is exhausted to the kitchen
Consider the P fund (n = 5) series for hydrogen. What is the wavelength of the series limit for the P fund series? What is the wavelength of the reddest line in the P fund series?
when an aluminum object is fully submersed in a pool of oil with density 700 kgm3 and place on a scale at the bottom of
The wheels of a wagon can be approximated as the combination of a thin outer hoop, of radius rh = 0.209 m and mass 4.70 kg, and two thin crossed rods of mass 9.95 kg each. what should the radius of the disk be
A 5.0 g bullet leaves the muzzle of a riffle with a speedof 320 m/s. What force (assumed constant) is exerted on the bulletwhile it is traveling down the 0.82 m long barrel of the riffle?
consider two identical 43 microcoulomb point charges placed 89 cm apart. let there be a 1 nc 1 nanocoulomb 1e-9
a wire has a length of 7.05 times 10-2 m and is used to make a circular coil of one turn. there is a current of 5.47 a
the space shuttle takes off from cape canaveral in florida and orbits earth 17 times before landing back at cape
Two particles are fixed to an x axis: particle 1 of charge -8.93 × 10-7 C is at the origin and particle 2 of charge +8.93 × 10-7 C is at x2 = 11.3 cm. what is the magnitude of the net electric field
an 8.20 kg crate is pulled up a 30-degree incline by a person pulling on a rope that makes an 17.0-degree angle with
A 30.0-kg object has a drag force with a magnitude proportional to the square of its speed. What is its terminal velocity
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