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Velocity selector of a mass spectrometer use fields of 10 N/C and 0.012 T to set the speed of certain 16x10^-19C particle, then the particle enters the second field of 0.5 T. Here it makes 30cm .
a) find the speed of the particle as it enters the second field.
B) find the mass of the particle
A 3.00 kg block starts from rest at the top of a 29.5° incline and slides 2.00 m down the incline in 1.25 s. Find the frictional force acting on the block
Travel to the stars requires hundreds or thousands of years, even at the speed of light. If the rocket ship's speed is 0.505 c, calculate the time for the trip, as measured by people on earth
A person with a weight of 280 lb stands on two feet wuth their weight equally distributed between the shoes, What is the pressure on each show independently
The wheels of a wagon can be approximated as the combination of a thin outer hoop, of radius rh = 0.209 m and mass 4.51 kg, what should the radius of the disk be
How can scientists determine the internal structure of the Earth, if the depth of the deepest well is only a tiny fraction of the earth's diameter?
A railroad car of mass 2.70 multiplied by 104 kg moving at 4.00 m/s collides and couples with two coupledrailroad cars, each of the same mass as the single car and movingin the same direction at 1.20 m/s.
An AC voltage of the form ?v = 100 sin 1 000t, where ?v is in volts and t is in seconds, is applied to a series RLC circuit. Find the average power delivered to the circuit
Suppose 145 moles of a monatomic ideal gas undergo an isothermal expansion from 1.00m^3 to 4,00 m^3, How much work is done by the gas during this expansion
One student playing an instrument with a frequency of 256 Hz, noticed a beat frequency of 10 Hz between himself and another student from a distance also playing an instrument with a frequency of 256 Hz. The second student was approaching the first..
A particle with a mass of 3.8 × 10-20 kg is oscillating with simple harmonic motion with a period of 3.9 × 10-5 s, calculate the maximum displacement of the particle
A physics book slides off a horizontal tabletop with a speed of 2.70 . It strikes the floor in 0.350. Find the direction of book's velocity, just before the book reaches the floor
Three capacitors (3.81, 5.89, and 11.3 ?F) are connected in series across a 45.0 V battery. Calculate the voltage across the 3.81 F capacitor?
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