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the index of refraction for red light in water is 1331 and that for blue light is 1340 a ray of white light enters the
a person with a mass of 52 kg runs with a speed of 68 ms jumps onto the outer rim of a merry-go-round the
you need a diffraction grating that will disperse the visible spectrum 400nm to 700nm through 350 degrees in the
two and one-half kg of ice at temperature t 0ordmc is melted into water at the same temperature by placing it in
a spaceship of mass 23times106 is cruising at a speed of 56times106 when the antimatter reactor fails blowing the ship
in an emergency you need to run a radio that uses 393 w of power when attached to a 160 v power supply the only power
a constant 60 n net force acts for 40 s on a 12 kg object what is the objects change in
an objects angular momentum changes by 10 kgm2s in 20 s what magnitude average torgue acted on this
an ac generator supplies an rms voltage of 230 v at 500 hz it is connected in series with a 0600 h inductor a 540 f
an ice skater has a moment of inertia of 50 kgm2 when her arms are outstretched at this time she is spinning at 30
a 71cm diameter horizontal pipe gradually narrows to 57cm when water flows through this pipe at a certain rate the
the maximum gauge pressure in a hydraulic lift is 150atm what is the largest size vehicle kg it can lift if the
orange light of frequency 500e14 hz is incident normally on a glass plate of thickness 250 cm and index of refraction
a triangular circuit is formed with a current of 2a running through each wire 3cmgt4cmgt5cm and a magnetic field of
you are walking toward a plane mirror at a speed of 3 msa how fast is your mirror image moving relative to the mirrorb
a 10-cm-diameter microscope objective has a focal length of 28mm it is used in visible light with a wavelength of
a solid sphere solid cylinder and hoop all with the same mass m and radius r roll down an incline without slipping
the index of refraction for crown glass is 1512 at a wavelength of 660 nm red whereas its index of refraction is 1530
a beam of light traveling in air strikes the surface of mineral oil at an angle of 207deg with the normal to the
the primary coil of a transformer has n1 450 102 turns and its secondary coil has n2 135 103 turns if the input
a beam is attached to a vertical wall with a hinge so that the beam can be supported horizontally with a wire and a
when a 50 microf capacitor is connected to a generator whose rms output is 28 v the current in the circuit is observed
a copper rod has a length of 14 m and a cross-sectional area of 38 10-4 m2 one end of the rod is in contact with
a uniform magnetic field b is set up in a solenoid of radius a 4m b is directed out of the plane of the paper and is
at the time the switch is closed completing a simple lc circuit the capacitor has 34 j of stored energy and the