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the moons diameter is 35 103 km and its distance from the earth is 38 105 km calculate the position and size of the
a spotlight on a boat is 25 m above the water and the light strikes the water at a point that is 80 m horizontally
a car starts a race on a circular track and completes the first three laps in a counter clockwise direction in 618
the oldest artificial satellite in orbit is vangaurd i launched march 3 1958 its mass is 160 kg in its initial orbit
the concorde is 62 m long when its temperature is 23 degrees c in-flight the outer skin of this supersonic aircraft can
a water pipe having a 28 cm inside diameter carries water into the basement of a house at a speed of092 ms and a
figure a below shows the basic structure of a camera a lens can be moved forward or back to produce an image on film at
eight 60 kg skaters join hands and skate down an ice rink at46ms side by side they form a line 12 m long the skater at
a drop of water on a countertop reflects light from a flower held280 cm directly above it the flowerrsquos diameter is
white light is generally incident on two glass microscope slides with a thin layer of air of variable thickness among
an ac generator consists of 8 turns of wire in a loop or coil the cross-sectional area of the loop is a009 m2 with
while waiting for your plane to take off you suspend your keys from a thread and set the resulting pendulum oscillating
an object originally at rest breaks into two pieces as the result of an explosion one piece m2 has four times the
a beam of polarized light of intensity260 wm2 passes during a polarizing sheet what is the electric field amplitude of
what is the tangential acceleration of a bug on the rim of a10-inch diameter disk if the disk moves from rest to an
a coin by a diameter of 240 cm is dropped on edge onto a horizontal surface the coin starts out with an initial angular
the tub of a washer into itrsquos spin-dry cycle starting from rest and reaching an angular speed of 50 revs in 80
light waves with two dissimilar wavelengths 632 nm and 474nm pass simultaneously during a single slit whose width is
an interstellar space probe is launched from earth after a brief period of acceleration it moves by a constant velocity
two traveling sinusoidal waves are described by the wave functions where x y1 and y2 are in meter and t is second y1
standing on the sidewalk next to your parked vehicle you hear the siren of an approaching ambulance the transmitted
a speaker is mounted on a vertical pole at the equal height as your ear a second speaker is mounted on the same pole 30
a 240 kilogram gold bar at 270degc is located in a large insulated 0800 kg glass container at 150degc with 200 kilogram
a solid wood door 060 m wide is hung in a metal door way at 00degc by a clearance of 18 mm on the side if the linear
neutron stars consist only of neutrons and have unbelievably high densities a typical radius and mass for a neutron