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a 53m wire with a mass of 82g is attached to the mast of a sailboat if the wire is given a thunk at one end it
1 airplane travelers sometimes note that their cosmetics bottles toothpaste tube and other containers have leaked
two parallel slits are illuminated with light composed of two wavelengths one of which is 645 nmnbsp on a viewing
a parallel plate capacitor with circular plates of radius 40mm is being discharged with nbspcurrent of 60 a at what
a deep-space probe moves away from earth by a speed of080c an antenna on the probe requires 30 s in probe time to
a clown is using a concave make-up mirror to get ready for a show and is 27 cm in front of the mirror the image is 61
a concave mirror f 50 cm produces an image whose distance from the mirror is one-third the object distance decide a
an electron is accelerated from rest by a potential dissimilarity of 350 v it then enters a uniform magnetic field of
a martian leaves mars in a spaceship that is heading to venus on the way the spaceship passes earth by a speed v 086c
a spaceship travels at a constant speed from earth to a planet orbiting another star when the spacecraft arrives ten
a what is the resistance of a light bulb that uses an average power of 55 w when connected to a 60hz power source with
x rays by a wavelength of 015 nm under go first-order diffraction from a crystal at a 23 circangle of incidence-what is
a transformer has 450 turns in its primary coil and 30 turns in its secondary coil which one of the following
a small rectangular loop of wire is located close to a long straight wire originally carrying a current i 91 a see
a sealed glass jar contains air initially at a pressure of 100 atm and a temperature of 0deg c discover the air
lasers can be utilized to drill or cut material one such laser generates a series of high-intensity pulses rather than
a 17 kev electron is brought to rest with colliding twice with target nuclei as in fig40-15 suppose the nuclei remain
when a billard ball hits another billarid ball then other ball is maving but striking ball also move some distance
a solid disk rotates in the horizontal plane at an angular velocity of 0038 rads with respect to an axis perpendicular
a cylindrical shell of radius 7cm and length 24 cm has charge uniformly distributed on its surface the magnitude of the
a proton has 1836 times the rest mass of an electron at what speed will an electron have the similar kinetic energy as
a concave makeup mirror is designed so the virtual image it produces is 4 times the size of the object when the
the resolution of the eye is eventually limited by the pupil diameter what is the smallest diameter spot the eye can
the axis of a cylindrical container is vertical the container is filled by equal masses of water and oil the oil floats
a population inversion for two energy levels is often explained by assigning a negative kelvin temperature to the