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if alpha particles are caused to fall through a potential difference of 1500 volts determine their final speed if they
a size-5 soccer ball of diameter 226 and mass 426 rolls up a hill without slipping reaching a maximum height of 350
compare teh parameters for h for magnetostatics and d for electrostatics in your discussion include comments on their
a uniform plate of height 1020 m is cut in the form of a parabolic section the lower boundary of the plate is defined
how many lines per centimeter must a grating have if there is to be nosecond-orderspectrum for any visible wavelength
the tungsten filament of a certain 100 w light bulb radiates 250 w of light the other 975 w is carried away by
in 1990 walter arfeuille of belgium lifted a 2815-kg object through a distance of 171 cm using only his teetha how much
two different wavelengths of light are incident on a diffraction grating one wavelength is513nm and the other is
a bicyclist on a horizontal plane starts from rest and begins to pedal the wheel of radius r 0345m has a constant
a red laser pointer with a wavelength of 635 nm is shined on a double slit producing a diffraction pattern on a screen
what is the largest slit width for which there are no minima when the wavelength of the incident light on the single
a magnetic field directed into the page-changes with time according to b 005t2 04 t where t is in s the field has a
an arrow is shot at an angle such that its horizontal velocity is 40 ms and its vertical velocity is 20 ms find the
a 09- m long rod rotates about an axis through one end and perpendicular to the rod with an angular speed of 16 revs
a circular loop of radius 21 cm is located in the plane of the paper inside a homogeneous magnetic field of 03 t
communication with submerged submarines via radio waves is difficult because seawater is conductive and absorbs
a student drops two metallic objects into a 32 g steel container holding 169 g of water at 29c one object is a 486 g
a child has a temperature of 101f if her total skin area is 18 m2 find the energy loss per second due to radiation
you have a spherical mirror with a radius of curvature of15cm so it is concave facing you you are looking at an object
a box with a total surface area of 111 m2 and a wall thickness of 31 cm is made of an insulating material a 129 w
a skier moving at 460ms encounters a long rough horizontal patch of snow having coefficient of kinetic friction 0220
a simple generator has a coil with area a002m2 which is rotated at frequency f60hz remember that angular frequency is
a tornado in the shape of a cylinder with a diameter of 100 m has an axis of rotation through its center which is along
in the free electron molecular orbital femo theory the electrons in a conjugated molecule are treated as independent
determine the magnitude and direction of the force on a horizontal conductor 10cm long and carrying 25 amperes of