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question an 80- kg quarterback jumps straight up in the air right before throwing a 043 kg football horizontally at 15
question a 50 ball is fired horizontally with initial speed toward a 110 ball that is hanging motionless from a 10
question an 660-cm-diameter 300 sphere is released from rest at the top of a 170-m-long 200 incline it rolls without
question a 22 mm -diameter glass bead is positively charged the potential difference between a point 23 mm from the
question a 20 nc charge is at the origin and a -62 nc charge is at x 10 cm part a at what x-coordinate could you place
question a 20 kg child is on a swing that hangs from 30-m-long chains what is her speed v at the bottom at the arc if
question a 200g block on a 50cm long string swings in a circle on a frictionless horizontal table at 75 rpm what is the
question a -30 nc charge is on the x-axis at x -9 cm and a 40 nc charge is on the x-axis at x 15 cm at what point or
question a 260 kg box is moving to the right with speed 100 ms on a horizontal frictionless surface at t 0 a
question a 25 kg air compressor is dragged up a rough incline from racircfnof- 113aumlplusmn13egravemiddotm to
question two protons are aimed directly toward each other by a cyclotron accelerator with speeds of 1400 kms measured
question a 30-efficient car engine accelerates the 1800 kg car from rest to 11 mspart a how much energy is transferred
question a 25kg solid door is 220 cm tall 95cm widea what is the doors moment of inertia for rotation on its hingesb
question a 200 g ball moves in a vertical circle on a 105 m-long string if the speed at the top is 420ms then the
question a 290-n metal bar 175 m long and having a resistance of 100 ohms rests horizontally on conducting wires
question a 22 cm diameter bowling ball has a terminal speed of 73 ms suppose that the density of air is 12 kgm3 what is
question a 28 kg child goes down a straight slide inclined 38acirccirctilde above horizontal the child is acted on by
question a 20 mm -diameter 35 cm -long copper wire carries a 20 a current what is the potential difference between the
question a copper transmission cable 140 km long and 125 cm in diameter carries a current of 115 km1 what is the
question a 25 nf capacitor is connected across an ac generator that produces a peak voltage of 54 v what is the
question a 24nc charge is at the origin and a -40nc charge is at 13cmat what x-coordinate could you place a proton so
question a 200 kg wood ball hangs from a 210 m-long wire the maximum tension the wire can withstand without breaking is
question a 25 n crate is held at rest on a frictionless incline by a force that is parallel to the incline if the
question a 20 cm tall object is placed in front of a mirror a 10 cm tall upright image is formed behind the mirror 150
question a 225-microf capacitor is charged by a 1470-v power supply then disconnected from the power and connected in