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A 7.5 F capacitor is charged to 34 V and is then connected across a 11-mH inductor. (a) How much energy is stored in the system? (b) What is the frequency of oscillation of the circuit? (c) What is the maximum current in the circuit?
A rattlesnake can strike with the acceleration equivalent to an increase in speed from 0 to 60 mi/h in 1/2 s. If the rattlesnake's head weighs 0.33 lb, what average power does the rattlesnake generate throughout its strike.
When jumping, a flea reaches a takeoff speed of 1.2 m/s over a distance of 0.45mm, How long does the acceleration phase last
As a projectile moves in its path, is there any point along the path where the velocity and acceleration vectors are (a) perpendicular to each other? (b) Parallel to each other?
A 1.20 kg mass is attached to a light cord that is wrapped around a pulley of radius 3.65 cm, which turns with negligible friction. Find the moment of inertia of the pulley
An aluminum rod is 18.0 cm long at 20°C and has a mass of 350 g. If 15,000 J of energy is added to the rod by heat, what is the change in length of the rod
A long jumper (as shown in the figure) leaves the ground at an angle of 17.0° to the horizontal and at a speed of 10.6 m/s. How far does he jump
Two identical spacecraft are to be accelerated by rockets. The first rocket fires with a force 4 times as large as that of the second rocket. The acceleration of the first rocket is how many times as vast as the acceleration of the second rocket.
A 80- kg child sits in a swing suspended with 2.8- m-long ropes. Use conservation of energy to determine the speed the child will have at the bottom of the arc when she is let go
The specifications associated with a commercial spectrophotometer are: Diffraction grating with 600 groves per mm. Focal length,f, 370mm. Blaze angle, first order, 500 nm. What is the reciprocal of the linear dispersion? could the two emission lines ..
The second-order fringe of 660 nm light is observed at an angle of 21° when the light falls on two narrow slits that are 3.68 μm apart. at what angle would we expect it to be observed
A playground merry-go-round has radius 2.10m and moment of inertia 2200kg*m^2 about a vertical axle through its center, compute the average power supplied by the child
The syringe must be heated to high temperatures to sterilize it. When the syringe is at its maximum temperature, what is the rms speed of the oxygen molecules
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