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Problem: A cosmic ray proton is moving at such a speed that it can travel from the moon to earth in 1.70 s. (The Earth-moon distance is 3.8x105 km. Ignore Earth's rotation. Use 3 x 108 m/s for speed of light)
Part A: What value would be measured for its mass by an observer in the Earth reference frame?
Please show your results in detailed calculations.
A large tank is filled with methane gas at a concentration of 0.585 kg/m3 The valve of a 1.38-m pipe connecting the tank to the atmosphere is inadvertently left open for fourteen hours. What is the cross-sectional area of the pipe
Use the free electron model to estimate the gap parameter ?0 and the transition temperature Tc for (a) aluminum (1.81 x 10^29 electrons/m3 ) and (b) zinc (1.31 x 10^29 electrons/m3 ).
a coil of nichrome wire is 31.0 m long. the wire has a diameter of 0.360 mm and is at 20.0degc. a if it carries a
A typical incandescent lightbulb has a filament temperature of approximately 3191 K. At what wavelength is the intensity of the emitted light highest
A 2.0cm×2.0cm×7.0cm block floats in water with its long axis vertical. The length of the block above water is 1.0cm. What is the block's mass density
A particle with a charge of ? 5.00nC is moving in a uniform magnetic field of B? =?( 1.23T )k^, Calculate the x component of the velocity of the particle
A 2.90 g bullet moving at 260 m/s enters and stops in an initially stationary 2.80 kg wooden block on a horizontal frictionless surface. What's the speed of the bullet block combination
if 484.7 ml of nitrogen gas measured at 777.5 mmhg and 88.2oc reacts with excess iodine according to the following
A uniform magnetic field passes through a horizontal circular wire loop at an angle 15.1° from the normal to plane of the loop. Find the magnetic flux through the loop
a bar magnet is dropped through a loop of wire, what is the direction of the current at the instant it is in the middle
A person pulls a toboggan for a distance of 43.6 m along the snow with a rope directed 28.3 ° above the snow. The tension in the rope is 91.3 N. How much work is done on the toboggan by the tension force
An astronaut constructs a pendulum with a length of 1 meter on a new planet. what is the acceleration due to gravity
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