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A 22 {\rm kg} sphere is at the origin and a 12 {\rm kg} sphere is at (x, y) = ( 22 {\rm cm} , 0 {\rm cm}) At what point or points could you place a small mass such that the net gravitational force on it due to the spheres is zero?
Light of wavelength 669 nm is incident on a double slit. The angle between the central bright fringe and the second dark fringe is 4.90°. Determine the separation d of the slits
you place a 7.73-mm-high chocolate chip on the axis of and 12.7 cm from a lens with focal length 5.45 cm. if it can be
transverse waves with a speed of 52.0 ms are to be produced on a stretched string. a 5.40-m length of string with a
A diverging lens (f = -11.0 cm) is located 25.0 cm to the left of a converging lens (f = 36.0 cm). What is the height of the final image
A fun-loving 10.1kg otter slides up a hill and then back down to the same place. how much mechanical energy did she lose on the hill
If the coefficient of friction between the book and the wall is .35, explain how hard would she have to push in order to allow the book to slide down at constant speed?
when a 7.5 cm long pencil is arranged perpendicular to a convex mirrors optical axis at a distance of 25 cm from the
A tight rope walker who weighs 640 Newton walks along a steel cable. Calculate the cross-sectional area of the cable
An 80 kg window cleaner sits 1.8 meters from the end of a 5 meter long scaffold that is supported at either end by a vertical wire. Suppose the scaffold is a uniform beam by a mass of 40 kg and find the tension in each wire.
A surface whose work function is 2.5 eV is illuminated by alight whose wavelength is 152 nm. What is the maximum velocity of a photo-electron emitted from the surface
Neon is a monatomic gas with a molar heat capacity at constant volume of 12.66 J/(mol · K). what is the final temperature of the neon
A parallel-plate capacitor has 3.95 cm2 plates that are separated by 4.29 mm with air between them. how much energy does it store
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