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a particle of charge q 84 microc is moving at an angleof 24deg with respect tothe x axis with a speed of 235 ms there
an electrical heater is used to add 1900 kj of heat to a constant-volume calorimeter the temperature of the calorimeter
a uniform ladder of length 10 feet and weighing 20 pounds leans against a vertical wall while making an angle of 53
scuba divers are admonished not to rise faster than their airbubbles when rising to the surface this rule helps them
calculate the equilibrium concentrations if the initial concentrations are 230 m n2 and 051 m o2 this n2o2
a solenoid 152 m long and 260 cm in diameter carries a current of 197 a the magnitude of the magnetic field inside
titanium f694 x 10-19 j and siliconf777 x 10-19 j surfaces are irradiated with uv radiationwith a wavelength of 205 nma
a stone is thrown with an initial speed of 144 ms at an angle of 54 degrees above the horizontal from the top of a 321
the creation of elements in the early universe and in the starsinvolves protons tunneling through nuclei find the
can any one explain that how mircrowave can heat the food that contains water though mircrowave carrys a little
a light wave was reflected off of a mirror at an angle of15deg what was the incident
a standing wave on a tight string experiment is set up in thelaboratory one end of the string is attached to an
air at 50 relative humidity is cooled isobarically at 1 atm from 90 degrees celcius to 25 degrees celcius how many
a 628 kg canoeist stands in the middle of her canoe the canoe is 33 m long and the end that is closest to land is 25 m
reaction of 15 g calcium chloride with 34 g of silver nitrate gives 27 g of silver chloride write the balanced formula
titanium694x10-190 and silicon 777x10-19 j surfaces are irradiated with uv radiation with a wavelength of 199 nm what
a gel filtration column has a void volume of 4 ml and total volume of 15ml what volume would be needed to pass through
a laser emits a cylindrical beam of light 25 rm mm in diameterif the averagepower of the laser is 22 rm mw what is the
a person suffering from hyponatremia has a sodium ion concentration in the blood of 0118m and a total blood volume of
a heavy flywheel rotating on itscentral axis is slowing down because of friction in its bearingsat the end of the first
the atwood machine in the figure consists of masses m1 120 kgand m2 105 kg and a solid pulley with a diameter of 61
a 5221 g sample of water at 822 degrees celsius is added to a sample of water at 258 degrees celsius in a constant
a skater stands at rest in a skating rink and throws a baseball m15 kg at a speed of 35 meters per second if the mass
a 1400 kilogram car crashes into a tree it was going 200 meters per second and it was brought to rest in 04 seconds
juan is g years old and eva is 2 years younger than juanafind the sum of their ages in terms of gbfind the sum of their