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a beam of light whose wavelength is 471 nanometers falls on a barrier containing a pair of very narrow slits whose
in a double-slit experiment two parallel slits are illuminated first by light of wavelength 474 nanometer and then by
the electric field at a point in space is e 400i 100j nc1 obtain the magnitude of the proton acceleration2 obtain the
two capacitors one 70 muf the other 14 muf are connected in series across a 15 volt batteryestimate the charge stored
a man throws a stone vertically downward with an initial speed of 16 ms from the roof of a building 447 meter above the
a spring is hung from the ceiling a 0560 kilogram block is then attached to the free end of the spring when released
a 260 kilogram block is attached to a horizontal spring that has a spring constant of 202 nm at the instant when the
determine what is the capacitive reactance of an 800 mfv capacitor attached to 120 volt rms at 60
the electric field at the point x 501 centimeter and y 0 points in the positive x direction with a magnitude of 114
an adiabatic steady-flow heat exchanger condenses 11000 kgh of saturated steam at 300 kpa to a saturated liquid also at
a ball of mass 8 kilogram is suspended by two wires from a horizontal arm which is attached to a vertical shaft the
you hear a faucet dripping steadily in your bathroom sink and decide to measure the frequency of the drips you start a
a diatomic gas does 3903 joule of work and also absorbs 2426 cal of heat estimate the change in internal energy of the
a certain drinking fountain shoots water out from a height of 35 centimeter above its basin the water follows a
a 3 w light bulb is connected to an 18 volt batterya determine how much current flow through the bulbb determine how
two metal disks each having an area of 20 cm2 are separated by a 02 millimeter thick piece of glass and charged to a
the surface of the sun has a temperature of about 5918 k determine the total energy radiated by the sun each day the
a 60 ohm and a 12 ohm resistor are connected in a series find the overall equivalent resistance of this combinationa 60
five coulombs of charge pass a point in a wire in 20 second estimate what is the average current
two equal in all respects explosives produce a sound level of 102 db when exploded simultaneously at a certain placea
the first three natural frequencies of an organ pipe are 1260 hertz 3780 hertz and 6300 hertza determine is the pipe
a tungsten wire has a radius of 0066 millimeter and is heated from 20 to 1405degc the temperature coefficient of
a simple pendulum with mass m 14 kilogram and length l 239 meter hangs from the ceiling it is pulled back to a small
in preparation for its tire rotation a car weighing 255 tons is located on a hydraulic garage lift the mechanic then
a block with mass m 65 kilogram is hung from a vertical spring when the mass hangs in equilibrium the spring stretches