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a race car is approaching a jump ramp with the ramp angle at 10 degrees and 20 meters long and is 3.47 meters off the ground, the car will leave the ramp and enter free fall, the landing ramp is 15 meters away and is 1 meter off the ground, what is the minimum velocity the car can go to make the jump?
A wheel rotates with a constant angular acceleration of 4.35 rad/s2. Suppose that the initial angular speed of the wheel is 2.99 rad/s. Elucidate through what angle does the wheel rotate after 2.88 s?
How long does it take the crate to hit the ground. suppose that the plane continues to fly with the same velocity.
A copper (cu) penny has a mass of 3.11 g. The molar mass of copper is 63.5 g/mol. How many atoms of Cu are there ? what fraction of the electrons have been removed
A 2.28uF capacitor is charged to 1230V and a 7.87uF capacitor is charged to 530V. These capacitors are then disconnected from their batteries, What will be the potential difference across each
A 1700 kg car travelling at a speed of 15m/s skids to a halt on wet concrete where f_k =.5. How long is the cars skid marks.
A ring of charge is centered at the origin in the vertical direction, Find the total electric field, E, of the ring at the point P = (2.25 m, 0.00 m)
A 20-kg rotating disk of radius 0.30m has an angular momentum of 0.40kg?m2/s. What is the angular speed of the disk
A 3.5-cm tall object is viewed through a converging lens. When the lens moves from one place to another, the orientation of the image changes from upright to inverted. How far from the object does the lens stop
A fireman d = 46.0 m away from a burning building directs a stream of water from a ground-level fire hose at an angle of θi = 38.0°, at what height will the stream of water strike the building
A professional boxer hits his opponent with a 1025-N horizontal blow that lasts 0.160 s. determine the opponent's final velocity after the blow
Consider a fish of average size swimming near the bottom of a lake of depth 46 m. What is the water pressure next to the fish
You are to drive to an interview in another town, at a distance of 200 km along a straight road from your home.The interview is at 9:15 A.M. Calculate your average speed for the entire trip
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