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a system of 1402 particles each of which is either an electron or a proton has a net charge of -7520 x 10-17 c
write any two properties of electric field linesa neutral conducting sphere contains a spherical cavity a point charge
a particle q -40 mc m 50 mg moves in a uniform magnetic field with a velocity having a magnitude of 20 kms and a
an uncharged solid metal sphere of radius r 172 mm sits with its center at a distance of d 631 cm from two point
a 375 volt battery with negligible internal resistance a 455 ohm resistor and a 150 mh inductor with negligible
a lens has a focal length f 100cm if the object is placed 300cm from the lens where is the image formed is the image
an alpha particle is fixed at the origin of coordinates a neutral sodium atom is fixed at the positionlt 13 0 0gt mu m
a projectile is shot from the ground at an angle of 55o with respect to the horizontal and it lands on the ground 5
a cannon tilted up at a 26o angle fires a cannon ball at 71 ms from atop a 12 meter high fortress wall obtain the ball
a charge of 131c is fixed at the center of a square that is 063 m on a side how much work is done by the electric force
in the winter sport of curling players give a 20 kilogram stone a push across a sheet of ice a curler accelerates a
a 46 gram marble moving at 23 ms strikes a 24 gram marble at rest suppose the collision is perfectly elastic and the
the zacchini family was renowned for their human cannon ball act in which a family member was shot from a cannon using
in an amusement park water slide people slide down an essentially frictionless tube they drop 32 meter and exit the
a 15 kilogram block is accelerated at 17 ms2 up a frictionless plane inclined at 5 degree to the horizontal with the
while racing a drag race car aaron starts the car from rest and accelerates at 450 msnbspnbsp 2 for the entire distance
1 the experiment examines the electric filed on the surface of plates covered uniformly with low-conducting coating
in the figure two conducting balls of identical mass m 15 g and identical charge q hang from non conducting threads of
a proton moving with speed 345 x 105 ms in a field-free region enters an essentially uniform magnetic field of
a 16 gram bullet strikes and becomes embedded in a 110 kilogram block of wood located on a horizontal surface just in
a virtual image of magnification 06667 is produced when an object is located in front of a spherical mirrora determine
light moving from glass to air changes wavelength from 4485 nm to 6537 nma determine the index of reaction of the
the decay of a fictitious nucleus is accompanied by the emission of a gamma ray with wavelength 248 x 10-2 nm this
a person in a rocking chair completes 15 cycles in 17 secondsa determine what is the period of the rockingb determine
a charged particle moves in a region of uniform magnetic field along a helical path radius 5 centimeter pitch 12