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a hydrogen atom that is initially at rest absorbs a photon with energy of 494 ev what is the momentum of the atom after
block c has a mass of 30 kilogram on a flat surface it has a block d attached by a pulley system it is released from
through a fierce battle by an alien ship all power has been cut to your star ship only life support systems are working
a boy pulls a 20-kg box with a force of 50-n 37 degrees above the horizontal surface the coefficient of kinetic
a penny has a mass of about 10 g the penny falls from a height of 169 meter and unfortunately lands right on the head
a brick with dimensions of 100cm x 100cmx400cm has an emissivity of 60 and a temperature of 46oc and is floating via
on a frictionless track a 0307 kilogram glider moving 892 ms to the right collides with a 0811 kilogram glider moving
a certain telescope has an objective of focal length 1560 cm if the moon is utilized as an object a 14 cm long image
assume you take a 20 times102nbspohmnbspresistor and a 60nbspmicrofnbspcapacitor and make a series circuit with a
a photographic image of a building is 00920 m high the image was made by a lens with a focal length of 510 mm if the
the lead female character in the movie diamonds are forever is standing at the edge of an offshore oil rig as she fires
a block-spring system oscillates with amplitude of 340 cm the spring constant is 250 nm and the mass of the block is
a projectile mass 028 kilogram is fired at and embeds itself in a target mass 202 kilogram the target with the
a 220 g block is attached to a horizontal spring and executes simple harmonic motion with a period of 0400 s if the
jill of the jungle swings on a vine 69 meter long obtain what is the tension in the vine if jill whose mass is 63
a object is moving along a straight line and the uncertainty in its position is 07 ma discover the minimum uncertainty
mars period its year was first noted by kepler to be about 188earth years obtain the distance of mars from the sun if
a blood sample is located in a centrifuge of radius 10 centimeter the mass of a rbc is 30 x 10-16 kilogram and the
the interatomic spacing in a crystal of table salt is 0280 nm this crystal is being studied in a neutron diffraction
a 1200 kg car travelling initially with a speed of 250 ms in an easterly direction crashes into the rear end of an 8800
a cart moves with a constant speed of 030 ms in the x direction a 23 kilogram brick is hung from a support on the cart
an 800 g bullet is fired into a 230 g block that is initially at rest at the edge of a table of 100 m height the bullet
a microscope has an objective lens by a focal length of 1622 mm and an eyepiece by a focal length of 950 mm with the
a biology student utilizes a simple magnifier to examine the structural features of the wing of an insect the wing is
a 70-g bullet is fired into a 15-kg ballistic pendulum the bullet emerges from the block with a speed of 200ms and the