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a wire in the shape of a square has sides of 35 cm and a resistance of 8 ohms the wire is being pulled out of a uniform
an asteroid has been discovered revolving around the sun on a circular orbit with radius 42 times of the earths orbit
in an x-ray scattering measurement the first order diffraction peak is observed at 162deg at what angle is the second
the work function of a certain metal is 305 ev determine the minimum frequency of light f0 for which photoelectrons
electrons are accelerated through a voltage difference of 175 kv inside a high voltage accelerator tube what is the
an object is made of glass and has the shape of a cube 012 m on a side according to an observer at rest relative to it
two converging lenses having focal lengths of f1 111 cm and f2 200 cm are placed d 500 cm apart the final image is
light from an argon laser strikes a diffraction grating that has 5310 grooves per centimeter the central and first
sound with a frequency 650 hz from a distant source passes through a doorway 110 m wide in a sound absorbing wall find
youngrsquos double slit experiment is performed with 589 nm light and a distance of 200 m between the slits and the
the plane of a 560cm by 840cm rectangular loop of wire is parallel to a 0220t magnetic field and the loop carries a
suppose a charge of -160 microc is at the origin and a charge of 330 microc is at the point 0 300 ma find the electric
for sound waves in air with frequency 1000 hz a displacement amplitude of 12 x 10-8 produces a pressure amplitude of 30
the critical angle for light traveling from a certain plastic into air is 380degwhat is the index of refraction of the
x-rays with a wavelength of 702 x 10-12 m strike a stationary electron and the reflected photon is scattered 75 degrees
an electron is accelerated inside a parallel plate capacitor the electron leaves the negative plate with a negligible
the resonant lc circuit in your radio contains a coil with l 0363 mh inductance by turning the radio knob you adjust
a capacitor consisting of two parallel plates connected to a 9v battery has a capacitance of 4 x 10-6 farad what is the
when a firecracker is placed inside a bowling ball the momentum before the explosion is equal to the momentum after the
what is the minimum thickness of coating which should be placed on a lens in order to minimize reflection of 529nm
two slits separated by a distance of d 011mm are located at a distance of d 660mm from a screen the screen is
an ac source operating at 60 hz with a maximum voltage of169 v is connected in series with aresistor r 14 k and
an inductor used in a dc power supply has an inductance of 120h and a resistance of 170 omega it carries a current of
two coils are wound around the same cylindrical form when the current in the first coil is decreasing at a rate of
an inductor of l 16 h and a resistor of 30 oms are connected to a 60 v battery the switch connecting all three in a