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a ball of circumference 736 cm and mass 600 g is forced to the bottom of a swimming pool and then released after
suppose you have a spherical balloon filled with air at room temperature and 10 atm pressure its radius is 18cm you
a transverse periodic wave is represented by the equation zyt 150cm sin1250 rads t 100m -1 y what is the velocity of
in an adventure movie a 600-kg stunt woman falls 800 m and lands in a huge air bag her speed just before she hit the
a bullet is fired into a large stationary absorber and comes to rest temperature measurements of the absorber show that
a diving bell with interior air pressure equal to atmospheric pressure is submerged in lake michigan at a depth of 1421
a laser beam aimed from the earth is swept across the face of the moon a if the beam is rotated at an angular velocity
a waterproof rubber ball with bulk modulus 2725middot107 nm2 is submerged underwater to a depth of 9869 m what is the
a real object is 421 cm from a negative lens that has a focal length of 256 cm the object is 245 mm high the height and
a collie drags its bed box across a floor by applying a horizontal force of 31 n the kinetic frictional force acting on
a 49 kg bear slides from rest 10 m down a lodgepole pine tree moving with a speed of 38 ms just before hitting the
a boy of mass m runs with a speed v and jumps onto a sled on an icy pond the sled was at rest before the boy jumped
diffraction also occurs with sound waves consider 1400-hz sound waves diffracted by a door that is 93 cm wide what is
in europe a large circular walking track with a diameter of 0900 km is marked in angular distances in radians an
a pendulum sweeps out an angle of 125deg during its motion how far does the pendulum bob the ball at the end of the
light with a wavelength of 640 nm passes through two slits and forms an interference pattern on a screen 875 m away if
a two-slit pattern is viewed on a screen 110 m from the slits if the two third-order minima are 210 cm apart what is
a simple pendulum consists of a ball connected to one end of a thin brass wire the period of the pendulum is 320 s the
a two 69 g ice cubes are dropped into 202 g of water in a thermally insulated container if the water is initially at
the a string on a cello vibrates in its first normal mode with a frequency of 220 hz the vibrating segment is 650 cm
you want to build a raft that can hold you 86 kg plus some supplies 41 kg for a long trip you decide to make the raft
a suitcase full of platinum sits at the bottom of a lake a recovery diver finds that as he lifts the suitcase to the
a car of mass 1490 kg rests on a hydraulic lift with a piston of radius 026 m that is connected to a second piston of
the surface of the sun has a temperature of about 5800 k the radius of the sun is 696 108 m calculate the total energy
a 7 kg bowling ball moving at 15 ms hits a 1 kg pin at rest the ball leaves at a 10 degree angle at 13 ms calculate the