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An 85 kg jogger is heading due east at a speed of 1.6 m/s. A 55 kg jogger is heading 34° north of east at a speed of 3.6 m/s. Find the magnitude and direction of the sum of momenta of the two joggers. 2.) An 85 kg jogger is heading due east at a speed of 1.8 m/s. A 55 kg jogger is heading 38° north of east at a speed of 3.8 m/s. Find the magnitude and direction of the sum of momenta of the two joggers.
A woman with mass 50.5kg is standing on the rim of a large disk that is rotating at 0.505rev/s about an axis perpendicular to it through its center. Calculate the magnitude of the total angular momentum of the woman-plus-disk system
An RL circuit has a 5 k resistor and a 1mH inductor. This circuit is driven by a 100 Hz sine wave with 1V amplitude. What is the amplitude of the current in the circuit
A 6,000 lb car is traveling SW at 40 mph. it is hit by another car that weighs 7,000 lb and is traveling NNE at 50 mph. What is the speed and direction of the cars immediately after the collision
Years ago, a block of ice with a mass of about 19.0 kg was used daily in a home icebox. The temperature of the ice was 0.0°C when it was delivered. how much heat did a block of ice absorb
find out the magnitude of the gravitational force exerted.
Florence, who weighs 120 lbs, stands on a bathroom scale in an elevator. What would the scale read when the elevator is accelerating downward at 2m/s2.
A typical flying insect applies an average force equal to twice its weight during each downward stroke while hovering. estimate the average power output of the insect
A car is traveling 23 m/s when the driver sees a child standing in the road. He takes 0.8 s to react, then steps on the brakes and slows at 6.0 m/s2. Explain how far does the car go before it stops?
A certain diatomic molecule has a vibrational frequency of 1.35 × 1014 Hz and is in the third vibrational state and the L = 9 rotational state (I = 3.0x10-46 kg*m2. what is the maximum frequency radiation that is emitted
A medicine ball is thrown at Bob (who is standing still). The medicine ball weighs 6kg and Bob weighs 82.50 kg. What was the velocity of Bob and the ball after the catch
A point charge Q is located at the center of a very thin, spherical metal shell. what is the electric potential of the shell
question1two plates detached by a distance 16.8 mm are charged to a potential dissimilarity of 7.25 volts. a constant
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