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a plane diving with constant speed at an angle of 490deg with the vertical releases a projectile at an altitude of 560
two narrow slits are used to produce a double-slit interference pattern with monochromatic light the slits are
two small stereo speakers are 3 m apart and act as a double slit interference experiment with sound waves if the
a closely wound coil has a radius of 630 cm and carries a current of 170 a how many turns must it have if at a point on
a rock is dropped in a large tank of benzene n15 and sinks to the bottom of the tank if the apparent depth of the rock
an ac generator with a frequency of 341 hz and an rms voltage of 120 v is connected to a 498-microf capacitora what is
suppose we have a rod of length l that has one end at 00 and lies along the x-axis and has a uniformly distributed
a converging lens has a focal length of f 43 cm for blue light and f 53 cm for red light an object is placed 140 cm
your eye diameter 25 cm is able to focus the image of a tree on your retina the tree is 24 m tall and 85 m away what is
1 reactance in general is not a function ofa frequencyb amplitudec phased resistivitye none of these2 in media the
each of the plates of a parallel plate capacitor has an area of 106cm2 and a plate separaton difference of 2mm suppose
in the figure below a nonconducting spherical shell of inner radius a 160 cm and outer radius b 210 cm has within its
if a blue filter is placed over a light source aperture so that the incident rays are blue and these rays pass through
a 240 h coil with a resistance of 395times102 ohm is in series with a 486times103 ohm resistor this circuit is
the magnetic field perpendicular to a single 137 cm diameter circular loop of copper wire decreases uniformly from 0600
a person with a near-point distance of 32 cm is able to get a usable magnification of 12 with a particular magnifying
an automobile tire is inflated with air originally at 100degc and normal atmospheric pressure during the process the
a wire loop of radius 050 m lies so that an external magnetic field of magnitude 030 t is perpendicular to the loop the
a sphere of radius r starts from rest and rolls without slipping along a curved surface dropping through a vertical
a 22 kg wood block hangs from the bottom of a 12 kg 10-m-long rod the block and rod form a pendulum that swings on a
suppose in the drawing that i1 i2 424 a and that the separation between the wires is 00215 m by applying an external
a mass of 20g is attached to a spring and undergoes simple harmonic motion with a period of t07 s the total energy of
a simple harmonic oscillator consists of a block of mass 140 kg attached to a spring of spring constant 165 nm when t