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A person (65 kg) performs a jump in 0.8 s on a force plate. If the total impulse during the jump was 750 N*s, what is the velocity pf the center of mass when this person leaves the force plate?
A car of mass 1790 kg is traveling without slipping on a flat, curved road with a radius of curvature of 34 m. If the car's speed is 15 m/s, illustrate what is the frictional force between the road and the tires?
question two people start at the same place and walk around a circular lake in opposite directions. one has an angular
A 3.1kg block of wood sits on a table. A 3.0 gbullet, fired horizontally at a speed of 540m/s , find the speed of the block immediately after the bullet exits
A mass-spring system oscillates with an amplitude of 5.60 cm. If the spring constant is 228 N/m and the mass is 454 g, Determine the mechanical energy of the system
What are ranges of wavelength and frequency
The focal length of a converging lens is 5.0cm. An object is placed 3.0cm from the lens. What is the image distance?
A ball is dropped from a tower of height h located at the equator. How far to the east is the ball deflected by the time it hits the ground? Denote with (omega)E the (magnitude of the) angular velocity of rotation of the Earth and work up to linear..
Compute the kinetic energy, in joules, of an automobile of mass 1700kg traveling at a speed of 55.0km/h, By what factor does the kinetic energy change if the speed is doubled
When an electric heater is turned on, the Nichrome heating element is at 0° C and draws a current of 15 A, with a potential difference of 120 V between the ends of the element. The element heats up to 797° C, with the potential difference constant..
a plane leaves the airport in galisto and flies 155 at 68.0east of north and then changes direction to fly 270 at
An unstrained horizontal spring has a length of 0.33 m and a spring constant of 260 N/m. Determine the possible algebraic signs
The absorption spectrum of an atom consists of the wavelengths 200 nm, 300 nm, and 500 nm. What wavelengths are seen in the atom's emission spectrum?
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