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A photographer in a helicopter ascending vertically at a constant rate of 10.5 accidentally drops a camera out the window when the helicopter is 64.0 above the ground.
How long will the camera take to reach the ground?
What will its speed be when it hits?
a 50.0 cm open-open tube 6.0 cm in diameter has a measured f1= 304 Hz. calculate the end correction constant from these data.
A platform is rotating with an angular speed of 3.00 rad/s and an angular acceleration of 11.0 rad/s2. what is the magnitude of the total acceleration a
A burglar alarm in a house emits sound at a fixed frequency of 3.1 kHz. On a windy day a person cycles past the house while the alarm is sounding. What frequency does the cyclist hear
A steel rod of mass m and length L has the linear expansion coefficient X. It is standing vertically and supports a box of mass M on its top. what is the work done by the rod
A hollow metal sphere has inner radius a, outer radius b, and conductivity sigma. Evaluate the electric field strength at the inner surface of a copper sphere if 0.70cm and 28A
Soft drinks are commonly sold in aluminium containers. How a lot of such containers are thrown away or recycled each year by U.S. consumers.
An evacuated spherical diving bell containing a camera is in the ocean at a depth of 195 m. Find the magnitude of the total force on the port
A .228g wires are stretched between two points 77.20 cm apart. The tension in the wire is 618N. Find the frequency of the first harmonic. Reply in units of Hz.
A person weighs 75 N on the surface of the moon and 427 N on the surface of the Earth. What is the acceleration of gravity on the surface of the moon
Consider a neutron star whose mass is twice the mass of the Sun and whose radius is 14.1 km. What is the radius of the geostationary orbit for this neutron star
A small ball rolls off the roof edge with a horizontal speed of 3.2m/s. The ball hits the ground a distance of 12.6m from the building's base. Calculate the hieght of the building
A monatomic ideal gas at high temperature T in a discharge tube has a triply degenerate excited state at an energy e above the ground state, Find the ratio population of the excited state to that of the ground state
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