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The lifetime of a pi meson in its on frame of reference is2.6* 10^-8 sec. If the meson moves by a speed of .99c, a) what is the lifetime as gauged by an observer at rest on Earth? b) How high would a 100m mountain be gauged in the meson's frame of reference?
Monochromatic light of wavelength 500 nm is incident normally on a grating. If the third-order maximum of the diffraction pattern is observed at 32.0°, how many total number of maxima can be seen?
Assume that the sun radiates as a blackbody , if Lp=5000A for the solar spectrum, what is the surface temperature of the sun
After holding the piston, for a short while, you let it go.what happens to the piston is work done on or by the gas, what happens to the temperature of the gas
The drawing shows an edge-on view of the solar panels on a communications satellite. The dashed line specifies the normal to the panels. Sunlight stikes the panels at an angle θ with respect to the normal. If the solar power impinging on the panels i..
a highway patrol officer on the ground uses a radar gun to measure the speed of a suspects car to be 60 ms. a patrol
a cell phone transmits at a frequency of 1.95times108 hz. whatis the wavelength of the electromagnetic wave used by
An 8.0cm diameter, well-insulated vertical cylinder containing nitrogen gas is sealed at the top by a 5.8kg frictionless piston, What is the gas pressure inside the cylinder
What is constant speed V
a doubly ionized carbon atom with charge 2e is located at the origin of the x axis and an electron with charge -e is
A circular saw blade 0.200 m in diameter starts from rest. Evaluate the angular acceleration and evaluate the angle through which the blade has turned
When the concave side is used as a mirror, the magnification is +2.9. What is the magnification when the convex side is used as a mirror, the object remaining the same distance from the mirror
The desired overall magnification of a compound microscope is 140x.The objective alone produces a lateral magnification of 12x. Decide the required focal length of the eyepiece.
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