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a pendulum is made by letting a 3 kg object swing at the end of a string that has a length of 20m the max angle the
at a distance of 25m from an isotropic 100 mhz radio source the intensity is 120wm21 what is the rms electric field at
two point like identical positive charges all of mass 3 g are suspended as a pendulum and placed in the uniform
standing waves on a 10m long string that is fixed at both ends are seen at successive frequencies of 24 hz and 63
a beam of unpolarized light of intensity260 wm2 passes during a polarizing sheet what is the electric field amplitude
the electric potential of a very large isolated flat metal plate isv0 it carries a uniform distribution of charge of
a road slopes upward thus that it climbs 10m for each 12m of distance along the road a car whose weight is 10kn moves
the resolution of the eye is eventually limited by the pupil diameter what is the smallest diameter spot the eye can
a subway train has a sound intensity level of 90 db and a boiler shop has a sound intensity level of 100 db how many
an ac generator has an output rms voltage of 78 v at a frequency of80 hz if the generator is connected across a 25-mh
two electrons in the similar atom have n 3 and script i 2a how many quantum numbers are there for the possible states
a simple pendulum is 021 m long att 0 it is released from rest starting at an angle of13degignore friction use g 98
a toy train rolls around a horizontal 10-m-diameter trackthe coefficient of rolling friction is 010a what is the
a weather vane originally at rest has a moment of inertia of 0107 kg middot m2 about its axis of rotation a 285 g piece
compute the following for a proton that has been accelerated to a kinetic energy of 800 mev rest energy of a proton is
a space ship is moving toward the earth at a speed of 075 c when it launches two space probes at precisely the same
a large ice block of mass m 80 kg is held stationary on a frictionless ramp the ramp is at an angle0f theta 3687o
the earth produces an inwardly directed electric field of magnitude 150 vm near its surface a what is the potential of
a very large thin plane has uniform surface charge density sigma touching it on the right is a long wide slab of
a thin uniform rod is rotating at an angular velocity of 82 rads regarding an axis that is perpendicular to the rod at
a solenoid length 70 x10-2m and a cross-sectional are50 x 10-5 m2 contains 6000 turns per meter of length decide the
a small sphere is released on a loop-de-loop device and it rolls without slipping how high above the bottom of the loop
a 575 kg mass explodes into three pieces a 225 kg piece moves north at 6 ms a 125 kg piece moves east at 4 ms find the
a 12 m long 17 kg horizontal rod is able to pivot regarding one end a 35 gm bullet strikes and becomes embedded in the
decide the magnitude and direction of the force on an electron traveling 387e6 ms horizontally to the west in a