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A spaceship is approaching a space station at a speed of1.8 x 105 m/s. The space station has a beacon that emits green light by a frequency of 5.96 x 1014 Hz. What is the frequency of the beacon observed on the spaceship? (Express your answer to five main figures.)
What is the change in this frequency?
14 6C (mass = 14.003242 u) undergoes beta decay to 14 7N (mass = 14.003074 u). Write the complete decay formula for this process. Find the maximum kinetic energy of the emerging electrons.
A 75.0 kg man stands on a bathroom scale in an elevator that accelerates upwards from rest to 30.0 m/s in 2.00 s. Calculate the scale reading compared with his weight
Postively charged aluminum ion AL3+ has a mass of 4.50^-26? kg. After being accelerated through a potential difference of 650 V, Calculate the radius of the path of the ion in the field
A styrofoam ball of mass 0.120 g is placed in an electric field of 6000 N/C pointing downward. What charge must be placed on the ball for it to be suspended
A runner accelerates to a velocity of 4.15 m/s due west in 1.50s. His average acceleration is 0.640 m/s^2, also directed due west. What was his velocity when he began accelerating.
The plane of a 5.10cm by 9.00cm rectangular loop of wire is parallel to a 0.220T magnetic field, What is the magnetic moment of the loop
Temperatures are often measured with electrical resistance thermometers. Suppose that the resistance of such a resistance thermometer is 152 when its temperature is 25.4 °C. What is the temperature of the liquid
Two ocean liners, each with a mass of 40,000 metric tons, are moving on parallel courses, 92 m apart. What is the magnitude of the acceleration of one of the liners toward the other due to their mutual gravitational attraction? Care for the ships as ..
q1. a spring with a spring constant of 2.0 times 102 nm is attached to a 1.7 kg mass and then set in motion. what is
What is the difference in blood pressure ({rm mm-Hg}) between the top of the head and bottom of the feet of a 1.80-{rm m}-tall person standing vertically.
A uniform magnetic field B is perpendicular to the plane of a circular loop of radius r. Find the emf in the loop as a function of time
when the pressure on saturated liquid water is suddenly reduced to a lower pressure in an adiabatic and aergonic
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