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a 22 kg 20 cm diameter turntable rotatesat 100 rpm on frictionlessbearings two 500 g blocks fallfrom above hit the
ksp for mgco3 at 25c is 20x10-8 what are the molar concentrations in a saturated solution at this
copper has two naturally occurring isotopes the predominant one being 63cu with an isotopic weight of 629296 amu and an
the bow of a destroyer undergoes simple harmonic vertical pitchingmotion with a period of 120 s and an amplitude of 25
an rlc series circuit has a resistance of r 325 omega aninductance l 0200 mh and a capacitance c 324 nfa what is
a two stage rocket is traveling at 1200 ms with respect to the earth when the first stage runs out of fuel explosive
a thin film of alcohol n 128 lies on a flat glass plate n 154 when monochromatic light whose wavelength lambda can
a 1000 kg sports car accelerates from zero to 25 ms in 750 s what is the average power delivered by the automobile
a 27 year-old biologist makes a trip to study lifeforms in a distant planet 17 light-years away the round tripincluding
a record is rotating at 33 rpm the motor is turned off andthe record comes to a stop at constant deceleration in 25
the electric flux through each face of a 500mx 500m x 500m cube is 130nm2c how much charge is inside the
a light ray in carbon tetrachloride isincident on sodium chloride at a5deg angle ofincidence find the angle of
a heavy copper bus bar is 2000 cm long and of rectangularcross-section 1000 cm x 2000cm what is the voltage dropalong
a car is at the top of a 100 meter high hill the car is coastingat 20 meterssec the car rolls down the hill how fast is
calculate the pressure of a sample of gas collated over at 25 degree celsius if the atmospheric pressure is 0948 atm 1
a 32 kg bucket of water is raisedfrom a well by a rope if the upward acceleration of the bucket is24 ms2 find the force
which element sulfur or oxygen would you expect platinum mercury iron and zinc halides to coordinate with in
a 400 kg wagon is towed upa hill inclined at 175deg with respectto the horizontal the tow rope is parallel to the
in a strictly scientific experiment a student athelete throwsrocks out the window in all directions all rocks have the
the vapore pressure of water at 16 degree celsius is 136 torr and it is 155 torr at 18 degree celsius what is the
a person holds a 20-kg carton of milk at armslength if the biceps muscle is attached to the forearm at a point8 cm from
calculate the pressure of a sample of gase collated over at 25 degree celsius if the atmospheric pressure is 0948 atm 1
a car 1500 of mass kg moving at 15 ms strikes acar stopped at a traffic light from behind hooking their bumperstogether
a 136 g of copper at 905 degrees celsius is dropped into 1500g of water at 200 degrees celsius the specific heat of
a high diver of mass 70 kg jumps off a board 10meters above the water if the divers downward motion is stoppedin 10