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A string which has a mass of 0.50 kg and a length of 3.0 m is clamped on both ends. If the tension in the string is 25 N, what are the lowest 3 natural frequencies of oscillation of the string? Give sketch for each pattern.
a car is traveling at 61.04 mph. the driver applies the brakes and the car decelerates at 1.97 ms2. what is the
A ladder of length L = 2.5 m and mass m = 15 kg rests on a floor with coefficient of static friction ?s = 0.57. Assume the wall is frictionless. What is the normal force the floor exerts on the ladder
A Cessna aircraft has a lift-off speed of 120 km/h. How long does it take the aircraft to become airborne
A man is pushing a box from behind with a constant net forceF-130N parallel to the ground on the level floor, moving it to adistance of 43m. Calculate the acceleration of the box
A 19 kg crate is at rest on alevel surface. If the coefficient of static friction between thecrate and the surface is 0.48, what horizontal force is required to get the crate moving? In N.
A series RLC circuit contains a 2200 ohm resistor, a 14.0 nF capacitor, and a 0.0300 H inductor. what is the ratio of the charge to its initial value
a closely wound rectangular coil of 100 turns has dimensions of 24.0 cm by 41.0 cm. the plane of the coil is rotated
An object of negligible mass has an instantaneous position of .6 AU from the sun, an instant. velocity of 25 km/s, a direction of motion of 30 degrees radially outward from the sun, and a semimajor axis of .38 AU. What is the orbital eccentricity?
A convex spherical mirror, whose focal length has a magnitude of 15.2 cm, is to form an image 10.4 cm behind the mirror. where should the object be placed
A motorist travelling at 17m/s encounters a deer in the road 49m ahead. If the maximum acceleration the vehicle's brakes are capable of is -7 m/s2. If his or her reaction time is 1.9987 s, how fast will (s) he be travelling when (s) he reaches dee..
A rifle with a weight of 25 N fires a 4.0-g bullet with a speed of 240 m/s. Find the recoil speed of the rifle
Monochromatic light falls on a slit that is 2.60*10-3 mm wide. If the angle between the first darkfringes on either side of the central maximum is 35.0degrees(dark fringe to dark fringe), what is the wavelength of the light used
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