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object o1 is147 cm to the left of a converginglens with a 94 cm focal length asecond lens is positioned 100 cm to the
the magnetic component of an electromagnetic wave in vacuum has an amplitude of 858 nt and an angular wave number of
an 815-kg race car can drive around an unbanked turn at a maximum speed of 61 mswithout slipping the turn has a radius
a motorcycle and a police car are moving toward one another thepolice car emits sound with a frequency of 574 hz and
an electron is moving at a speed of 11 multiplied by 104 ms in a circular pathof radius of 21 cm inside a solenoid the
one object is thrown vertically upwardwith an initial velocity of 100 ms and another object with aninitial velocity of
a 40 hz wave with an amplitude of 12 cm and a wavelength of 300cm travels along a stretched stringa how far does the
at a certaindistance from a point charge the magnitude of the electric fieldis 600 vm and the electric potential is
a grocery cart with mass of 18 kg is pushed at constant speedalong an aisle by force f12 n the applied force acts as a
high speed stroboscopic photographs show that the head of a200-g golf-club is traveling at 55ms just before it strikes
you push your physics book 170 malong a horizontal table top with a horizontal force of220 n the opposing force of
when a light bulb is connected accross the terminals of a battery the battery deliversnbsp 24 w of power to the bulb a
a parachutist whose total mass is 100kg is falling at 50 mswhen her parachute opens her speed drops to 6 ms in2s what
two capacitors are connected to a battery the battery voltage is v600 v and the capacities are c1 200 muf and c2 400
a 3200-kg spacecraft is in a circular orbit 1800 km above the surface of mars how much work must the spacecraft engines
how does pushing on the plunger of a syringe cause medicine toflow into a patient through a hollow hypodermic needleif
a jewel thief steals a valuable golden egg from an exhibitionon tht third floor of a multi-story building the
a block is hung by a string from the inside roof of a van when the van goes straight ahead at a speed of 25 ms the
after a tornado a 060 g straw was found embedded 25 cm intothe trunk of a tree if the average force exerted on the
an electron is accelerated from rest by a potential difference of350v it then enters a uniform magnetic field of
a 54 kg bicyclist rides his 91 kg bicycle with a speed of153 msa how much work must be done by the brakes to bring
the plates of a spherical capacitor have radii 330 and 420 mma calculate the capacitanceb what must be the plate area
when its coil rotates at a frequency of 294 hz a certain generator has a peak emf of72 va what is the peak emf of the
an emf is induced in a conducting loop of wire139 m long as its shape is changed from square to circular find the
two long straight wires are parallel and 10 cm apart they areto carry equal currents such that the magnetic field at a