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two identical small insulated conducting spheres whose centers are 189 cm apart carry charges q1-100microc and
two traveling sinusoidal waves are described byy1500m sin400x-1200t and y2500m cos400x-1200tdetermine amplitude
a 220-caliber rifle bullet of mass 180 grams traveling at 340ms strikes a block of soft wood which it penetrates to a
1 the voltage in typical household wiring is 120 v how much current does a 100 w lightbulb draw whats the bulbs
what is the electric potential energy of an electron at the negative end of the cable relative to the positive end of
a water filled manometer is used to measure the pressure in air filled tank one leg of the manometer is open to
a 240-m-long string is under 290 n of tension a pulse travels the length of the string in 600 mswhat is the mass of the
a 43kg fishbowl sits on a smooth level table with a coefficient of static friction between the bowl and the table vs17
1 what happens to the period of a mass-on-a-spring simple harmonic oscillator if the mass is doubled what happens to
1-what are the units of the spring constant k in si units which are also called mks units mks meter-kilogram-seconds
a conducting spherical shell of inner radius b and outer radius c is concentric with a small metal sphere of radius a
a recent theory suggests that time may be quantized and that the quantum or elementary amount of time is given by the
a parallel plate without a dielectric is connected to a battery and has capacitance of 32 x 10-10 farads and a charge
a parallel plate capacitor has plates with an area of 26 m2 with a distance between the plates of 116 cm it also has a
a charge of 33 micro-coulombs is placed in a capacitor without a dielectric it starts from rest and accelerates toward
gas is contained in a 800 l vessel at a temperature of 210degc and a pressure of 500 atma determine the number of moles
a 20 kg mass starts from rest and slides down an inclined plane 080 m long in 050 s what net force is acting on the
the solar wind is a thin hot gas given off by the sun charged particles in this gas enter the magnetic field of the
a charged particle with a charge-to-mass ratio of qm 57 times 108 ckg travels on a circular path that is perpendicular
sand falls from a hopper onto a moving conveyor belt at a mass rate of 068 kgs the belt moves at constant velocity 900
rocket mass 5000kg emits a mass of 10kg at 2000ms at right angleswhat is velocity of rocket after
a sports car travling at 247 ms slows at a constant rate to stop in 1600 s what is the average acceleration of the
an electron is moving at 18 x 10 -6 ms when it enters an electric field that shows it the field has a magnitude of
block a has a mass of 300 kg and rests on a smooth table and is connected to the block b which has a mass of 200 kg
an alpha particle the nucleus of a helium atom has a mass of 6710-27 kg and a charge of 3210-19c it floats at rest