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the rotor is an amusement park ride where people stand against theinside wall of a cylinder once the cylinder is
the output voltage of an ac generator is given by deltav 780 v sin 30pit the generator is connected across a 0900 h
nancy pulls on a light box resting on a frictionlesssurface with a 6 newton force northwardedward pulls with a 4newton
a charge of q is located atthe origin while an identical charge is located on the xaxis at x 050 m a thirdcharge of 5q
a ball has a density of 900 kgm3 and its volume is003m3 to submerge in water the ball must be held downby the force
a horizontal conductor in a power line carries a current of5000 a from south to north earthsmagnetic field 600 microt
in a 832 km race one runner runs at a steady 1211 kmh and another runs at 1432 kmh how long does the faster runner have
a 200 k resistor and a capacitor are connected in series and then a160v potential difference is suddenly applied across
a car starts at the origin and moves with velocityv147 ms northeast how far from the origin will the car be after
tarzan swings on a 228 m long vineinitially inclined at an angle of 22deg from the verticala what is his speed at the
the electricity received at an electricsubstation has a potential difference of 280 105 v ifthe required output is 440
a beam of unknown charged particles passes atright angle to the direction of magnetic field of 9010-2 t if the speed of
the hamiltonian of a particle ishaaabaa where a and b are constantsand a and a are the creation and annihilation
a figure skater is spinning at a rate of 10 revs with her armsout stretched she then draws her arms in to her
a steel wire 21 mm in diameterstretches by 0036 when a mass is suspended from it how large is the mass
an iron bolt is used to connect two iron plates together the boltmust withstand shear forces up to about 3000 n
a scallop forces open its shell with an elastic material calledabductin whose elastic modulus is about 20 multiplied by
an emf is induced in a conducting loop of wire130 rm mlong as its shape is changed from square to circular find the
if a body is displaced horizontly through 5mts by a constantforce the work done is 10joules then find the mass of the
the drawing shows a baggage carousel at an airport your suitcasehas not slid all the way down the slope and is going
a 595kg object is thrown 1710ms at a 30 degree angle andcollides head on at its peak with a 145kg object fired at
a cannon fires a 7120kg projectile at 3675 degrees theprojectile lands in a cart that is on the same level surface as
the rechargeable batteries for a laptop computer need a much smaller voltage than what a wall socket provides there
the temperature of the glass surface of a 30 w lightbulb is 75degc when the room temperature is 18degc estimate the
a 7700kg ball is thrown straight up withinitial velocity of 8720ms at the balls peak a 07kg darttravelling parallel to