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a long straight wire suspended in the air carries a conventional current of 86 amperes in the -x direction as shown the
1 a ball is thrown upward with an initial velocity of vo 20ms the acceleration due to gravity is g -98 ms2 given that
the half-life of a radioactive isotope is 1 h a what fraction of a sample would e left after 3 h 1 one third 2 one
a sodium atom z11 contains 11 protons in its nucleus strictly speaking the bohr model does not apply because the
a 890-kg hanging object is connected by a light inextensible cord over a light frictionless pulley to a 500-kg block
1 a proton with an initial speed of 600000 ms is brought to rest by an electric fieldpart a - what was the potential
explain why when measuring the voltage of a device the multimeter is connected in parallel with the device but when
in the arrangement shown in the figure below an object of mass 42 kg hangs from a cord around a light pulley the length
a convex mirror has a focal length of -330 cm a 140-cm-tall object is located 330 cm in front of this mirror determine
a plate glass window n 15 has a thickness of 37 mm how long does it take light to pass perpendicularly through the
an electron is placed between two charged parallel plates separated by 20 times 10-2 m the electron accelerates at 50
what is the trade off of moving toward the infrared region of photon detection is there a limit as to how far into the
please help will rate and give points if a correct worked out answer is giventhe rogue starship galaxa is being chased
post-impressionist georges seurat is famous for a painting technique known as pointillism his paintings are made up of
the rogue starship galaxa is being chased by the battle cruiser millenia the millenia is catching up to the galaxa at
a m 20-kg block sits on a m 40-kg block there is no friction between m and m there is no friction between m and the
a long straight wire carries a current of 35a in a region where a uniform external magnetic field parallel to the
two long parallel wires separated by 500mm carry currents of 18a and 22a in the same direction what is the magnitude of
an object 15cm high is placed 15cm in front of a convex mirror of focal length -10cm what is the image height 6cm is
name any three magnetic materials that we may have come across in our day to day
eager to impress marge homer decides to take up figure skating he begins his spin with his leg and arms extended
a solid sphere i 2mr25 rolls without slipping down a plane inclined at 29relative to horizontal what type offriction
a modern sculpture has a large horizontal spring with a spring constant of 275 nm that is attached to a 530-kg piece of
a ball is thrown at 12 ms from a 15-m tall tower what is the speed of the ball just before it hits the ground if a air
for a base current of 10 mua what is the value of collector current in common emitter if betadc