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A toy car rolls down a ramp, then across a smooth (frictionless), horizontal floor. Sketch a motion diagram, using the particle model, showing the car's velocity vectors.
q1. for a damped oscillator with a mass of 280 g a spring constant 140 nm and a damping coefficient of 74 gs what is
A couple is traveling by car 40 km/h down a straight highway. They see an accident in the distance, so the driver applies the brakes, What is the direction of the acceleration vector
An airplane is flying in a horizontal circle at a speed of 480km/hr. What is the radius of the circle inwhich the plane is flying
The light shining on a diffraction grating has a wavelength of430 nm (in vacuum). How many lines per centimeterdoes the grating have
A 77cm tall graduated cylinder is filled with 29cm of glycerin (density 1260 {kg/m3) and 48cm of water. Find the pressure difference between the top and bottom
Two plastic spheres, each carrying charge uniformly distributed throughout its interior, are initially placed in contact and then released, Find the maximum acceleration achieved by the sphere of mass 55.0g
A 17 keV electron is brought to rest with colliding twice with target nuclei as in Fig.40-15. (Suppose the nuclei remain stationary.) The wavelength associated with the photon emitted in the second collision is 140pm greater than that associated by t..
A proton and an alpha particle are released from rest when they are 0.225nm {\rm nm} apart. Find the maximum speed of proton
A physics TA pushes a 20.0-kg equipment cart at a constant velocity a distance of 24.0 m down the hall. determine the work done by the force of gravity acting on the cart
In the old west, a marshal riding on a train traveling 50 m/s seesa duel between two men standing on the Earth 50 m apart parallel tothe train. How much earlier did he fire
A wire made of gold is 940 m long and has a cross-sectional area of29.3 multiplied by 10-7 m2. It isobserved that 782.1 C pass through thewire in 91.3 s. The resistivity ofgold is 2.44multiplied by 10-8 Ω· m. Determine the power loss of the wire.
A projectile launcher has a muzzle velocity of 15m/s and is aimed 60 degree above the horizontal. How far horizontally did the ball travel before it hit the floor
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