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a pendulum is formed by pivoting a long thin rod about a point on the rod the rods length is l 186 m what distance
a pendulum in a spaceship traveling through space at a speed of 0905c relative to earth has a period of 790 s as
suppose that you drank 16 oz of an ice cold soft drink if you body were unable to adjust its own temperature how much
suppose the conducting spherical shell in the figure below carries a charge of 260 nc and that a charge of -220 nc is
suppose some children push a merry-go-round so that it turns twice as fast as it did before they pushed it what are the
suppose your car has a flat tire you get out your tools and find a lug wrench to remove the nuts off the bolt studs you
suppose a car approaches a hill and has an initial speed of 104 kmh at the bottom of the hill the driver takes her foot
suppose a bouncy ball were thrown against a wall the ball hit with 15 ms and then bounced backwards with 15 ms the
suppose that block m 050kg sometime after reaching the base of the incline undergoes a completely inelastic collision
a rollercoaster ride has one giant 12 m radius loop that has the cars upside down on top the ride is at ground level at
suppose you are assisting a policeman who is sitting in stationary cruiser and is pointing his radar gun at the
most people perceive light having a wavelength between 630nm and 700nm as red and light with a wavelength between 400nm
people have proposed driving motors with the earths magnetic field this is possible in principle but the small field
suppose a 60 x 1010 kg meteorite struck the earth at the equator with a speed 24 x 1104 ms as shown in the figure
when a permanent magnet attracts some object lets say a steel ball energy is converted into for instance kinetic energy
a permanent magnetic is inserted as shown into one of the large solenoids a voltmeter is connected to the solenoid as
sunlight reaching the earth has an intensity of about 1350 wm2 using this information find the temperature of the suns
a sunlight passes through a diffraction grating what is the greatest number of lines per inch in the grating for which
a person 65 kg performs a jump in 08 s on a force plate if the total impulse during the jump was 750 ns what is the
a person drives a car along a curve on a flat horizontal road being adventurous he drove at different speeds and found
a person jogs a distance of 100 m at an angle of 360 north of east and then jogs a distance of 100 m east what is their
the sun rotates on its axis every 25 days the sun currently has a radius of 7x108m when it expands into a red giant in
a person stands on a piece of soil struck by lightning w legs radially astride the soil with respect to where the bolt
the sun has a mass of 199 x 1030 kg and is moving in a circular orbit about the center of our galaxy the milky way the
a person wants to determine the spring constant of an exercise stretch cord he pulls the cord with a force probe that