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part a using the fact that the earth spins on its axis once per day calculate the earths orbital angular speed in due
a piece of metal is released under water the volume of the metal is 370 cm3 and its specific gravity is 47 what is its
atmospheric pressure is about 10 105 pa on averagea what is the downward force of the air on a desktop with surface
a modern sculpture has a large horizontal spring with a spring constant of 274 nm that is attached to a 570-kg piece of
a contact lens is made of plastic with an index of refraction of152 the lens has an outer radius of curvature of194cm
the nickels image has18times the diameter of the nickel and is275cm from the lens determine the focal length of the
a bucket of water with a mass of 60 kg is attached to a rope that is wound around a cylinder the cylinder has a mass of
the left face of a biconvex lens has a radius of curvature of magnitude104cm and the right face has a radius of
the string in a yo-yo is wound around an axle of radius 0537 cm the yo-yo has both rotational and translational motion
jerry is 52 kg and when he stands on a bathroom scale the spring inside the scale compresses 043 mma if jerry jumps on
a calculate the absolute pressure at an ocean depth of 750 m assume the density of sea water is 1020 kgm3 and that the
a when we are looking at our eye in a flat mirror how does the light travel between the different parts of the eye and
an organ pipe is open at one end and closed at the other the pipe is 15 m long assume the speed of sound in the pipe is
during a workout the football players at state u ran up the stadium stairs in 60 s the stairs are 150 m long and
a block of mass m1 175 kg and a block of mass m2 590 kg are connected by a massless string over a pulley in the shape
an 857-kg block slides with an initial speed of 164 ms up a ramp inclined at an angle of 273deg with the horizontal the
a racecar approaches the startfinish line of a race track with a speed of 100 ms a speaker called the ground speaker
when playing a game a 45 kg boy jumps vertically upward from the top of a wardrobe with a speed of 55 ms ignore small
a copper wire is 700 m long and has a cross-sectional area of 100 10-4 m2 this wire forms a one turn loop in the shape
compute the energy level vales such that lasing population inversion occurs between n2 and n3 energy level of the lyman
a 24-v battery is connected in series with a resistor and an inductor withr68andl66hrespectivelya find the energy
a flat coil enclosing an area of 012 m2 is rotating at 61 revs with its axis of rotation perpendicular to a 020 t
in a slow-pitch softball game a 0200 kg softball crossed the plate at 160 ms at an angle of 450deg below the horizontal
a 60 kg block is pushed 5m up a fricitonless incline to a height 1m above the ground how much work is done by the
a sphere of radius 100 cm floats in equilibrium partially submerged in water with its lowest point 500 cm below the