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The position of a particle moving along the x axis depends on the time according to the equation x = ct^2 - bt^5, where x is in meters and t in seconds. Let c and b have numerical values 2.5 m/s^2 and 1.6 m/s^5, respectively. From t = 0.0 s to t = 1.3 s, (a) what is the displacement of the particle? Find its velocity at times (b) 1.0 s, (c) 2.0 s, (d) 3.0 s, and (e) 4.0 s. Find its acceleration at (f) 1.0 s, (g) 2.0 s, (h) 3.0 s, and (i) 4.0 s.
Two circular coils are concentric and lie in the same plane. The inner coil contains 92 turns of wire, has a radius of 0.018 m, and carries a current of 5.5 A. The outer coil contains 110 turns and has a radius of 0.032 m. What must be the magnitude ..
A wheel of mass 0.80kg and radius 0.30m is rolling without slipping up a plane 15 degrees to the horizontal . at some instant it has an angular speed of 12rad/s, and it comes momentarily to rest after rolling a further 2.5 revolutions up the plane..
When ultraviolet light with a wavelength of 254 nm falls upon a clean metal surface, What is the photoelectric threshold wavelength for this metal
The owner of a van installs a rear-window lens that has a focal length of -0.302 meter. Evaluate how tall is the person
A string trimmer is a tool for cutting grass and weeds; it utilizes a length of nylon "string" that rotates about an axis perpendicular to one end of the string. What is the length of the rotating string
A copper wire of length 25 cm is in a magnetic field of 0.20T. If it has mass of 10g, what is the minimum current during the wire that would cause a magnetic force equal to its weight? A horizontal wire of length 3.0 m carries a current of 6.0 A and ..
The driver of a car slams on the brakes when he sees a tree blocking the road. With what speed does the car then strike the tree
consider a hot-air balloon. the deflated balloon gondola and 2 passengers have a combined mass of 315 kg. when inflated
The image of a very distant car is located 25 cm behind a convex mirror. What is the radius of curvature of the mirror
What would be the nature and height of the image?
A rail car that weighs 34 N is accelerated at 8.3 m/s/s for 5.9 seconds. How much work is done on the rail car? The acceleration is constant
A bungee jumper falls for 1.3 s before the bungee cord beginsto stretch. How far below the diving platform is the jumper at that moment
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