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a diffraction grating with 600 lines per mm is illuminated with light of wavelength 520 a very wide viewing screen is
a student is reading material written on a blackboard her contact lenses have a refractive power of 5750 diopters the
a beam of light traveling in air strikes the surface of mineral oil at an angle of 178deg with the normal to the
a 98 resistor is connected in series with a 177 mh inductor and a 14 f capacitor the applied voltage has the form v
two capacitors c1 30 microf and c2 20 microf are connected in parallel and charged with a 110 v power supplya
a photon with wavelength 002680 nm strikes a free electron that is initially at rest the photon is scattered at an
a large water tank has an inlet pipe and an outlet pipe the inlet pipe has a diameter of 3 cm and is 1 m above the
a ray of light strikes the midpoint of one face of an equiangular 60deg-60deg-60deg glass prism n 15 at an angle of
a door made of a uniform piece of wood measures 1 m by 2 m and has a mass of 18 kg the door is entirely supported by
x-rays with a wavelength of 702 x 10-12 m strike a stationary electron and the reflected photon is scattered 75 degrees
a string with a mass per length of 200 gmm is stretched with a force of 150 n between two points that are 0500 m apart
in a vacuum a certain light has a wavelength 0 589 nm and travels at speed c 300x108 msa what is the frequency of the
the total kinetic energy in one mole of an ideal gas is 4000 j if the gas is nitrogen what is the root mean square
the inside temperature of a house is 65 degrees f when the temperature outside is 35 degrees f the furnace supplies 100
an intergalactic rock star bangs his drum every 130 s a person on earth measures that the time between beats is 210 s
a person on a bicycle accelerates at 20 ms2 for 30 seconds if the final velocity is 10 ms what was the cyclists initial
a magnetar magnetic neutron star has a magnetic field near its surface of magnitude 375middot1010 ta calculate the
the voltage and power ratings of a particular light bulb which are its normal operating values are 110 v and 60 w
an astronaut leaves earth in a spaceship at a speed of 0280c relative to earth if the destination is a star system
a 0954 kg toy car is powered by four aa batteries 600 v total connected directly to a small dc motor the car has an
the displacement s of a particle moving under uniform acceleration a is some function of the elapsed time t and
suppose one side of a pine wood block with thickness of 10 inch is in contact with a steam block at a temperature of
a current of 389ma flows in a silver wire of diameter 333 mm find the electric field strength inside the wire the
you need to prepare a 0103mm diameter tungsten wire with a resistance of 205 kq how long must the wire be the
consider a universe where the matter density is 0 and it has a significant cosmological constant lambda assume the