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monoatomic ideal gas is heated in the 0008m3 container the gas pressure raises from 100kpa to 200kpa1 calculate the
an empty freight car of mass 8000 kg rolls at 5 msec along a level track and collides with a loaded car of mass 16000
a 185-kg sculpture hangs from a horizontal rod that serves as a pivot about which the sculpture can oscillate the
a sound source emits sounds of frequency 205 hz that travel through still air at 340 ms the listener moves at 90 ms
the spaceship intergalactica lands on the surface of the uninhabited pink planet which orbits a rather average star in
a 0227-kg particle undergoes simple harmonic motion along the horizontal x-axis between the points x1 -0279 m and x2
an undamped 286-kg horizontal spring oscillator has a spring constant of 361 nm while oscillating it is found to have a
a physics lab demonstrates the principles of simple harmonic motion shm by using a spring affixed to a horizontal
a block of mass 0434 kg is hung from a vertical spring and allowed to reach equilibrium at rest as a result the spring
if the pressure inside an air tank is 10 atm when the balloon is at a temperature of 25 c what will the pressure inside
a weather balloon has a volume 12 m3 at sea level where the pressure is 101 kpa and the temperature is 20 c when the
dark matter is one of the great mysteries of astronomy and physics dark matter is matter that does not radiate
given the suns distance from the center of the milky way and the suns period of revolution how can we determine a lower
which of the following statements are true about nuclear decays and radioactivity1 gamma decay involves emission of a
which of the following statements are true about nuclei and the nuclear forcemass number indicates the number of
two blocks are connected by a lightweight flexible cord that passes over a single frictionless pulley if m1 gtgt m2
a coil has 400 turns and self-inductance 480mh the current in the coil varies with time according to
the creation and study of new and very massive elementary particles is an important part of contemporary physics to
consider electrons accelerated to a total energy of 200 gev in the 300-km-long stanford liinear accelerator a what is
describe the preparation of 250 ml of 06 m triethanolamine buffer ph 72 from the free amine and 10 m hcl pk for the
a vessel contains 090 g liq h2o in equilibrium with water vapor at 30c at this temperature the vapor pressure of h2o is
what volume of glacial acetic acid 18 m and what weight of sodium acetate trihydrate ch3coonabull3h2o are required to
the density of gold is 193 gcm3 a 34 mg piece of gold is hammered into a square trhat is 86 x 10-6 cm thick what is the
a vertical scale on a spring balance reads from 0 to 185 n the scale has a length of 150cm from the 0 to 185n reading