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A cumin canister of mass m = 0.4 kilogram slides across a horizontal frictionless counter with speed v = 0.5 m/s. It then runs into and compresses a spring of spring constant k = 750 N/m. When the canister is momentarily stopped by the spring, obtain by what distance is the spring compressed?
A lawn mower is pushed at constant speed by a horizontl force of 10.0 lbs. determine the work done by the person
An object is placed 19cm from a certain mirror. The image is half the size of the object, inverted, What is the radius of curvature of the mirror
The terminals of a generator are connected to inductors. Inductor 1 is equal to 30.0 mH and the second inductor has a value of 60.0 mH. What is the value of the third inductor
place the metals in order of least to greatest weight for a 10cm long structural part which must be able to support a
A 1.36 103-kg car traveling initially with a speed of 20.0 m/s in an easterly direction crashes into the rear end of a 9.00 103-kg truck moving in the same direction at 15.0 m/s. How much mechanical energy is lost in the collision
The wind resistance on the package can be neglected. When releasing the package, at what angle?(in degrees)down from the horizontal must the pilot see the target for the package to land on the target?
A 2.8 m long pendulum is released from rest when the support string is at an angle of 28° with the vertical. What is the speed of the bob at the bottom of the swing
Suppose that blood flows through the aorta with a speed of0.28 m/s. The cross-sectional area of the aorta is 1.2 10-4m2. Find the volume flow rate of the blood
A proton is traveling due west with a speed of 4E5 m/s and enters a magnetic field of 5E -5 T directed at 30.0 degrees to the direction of the proton's motion, obtain the magnitude and direction of the force on the proton
A sphere of radius r starts from rest and rolls without slipping along a curved surface, dropping through a vertical distance of 0.596 m. Find the final speed v of the sphere's center of mass
A particle is acted on by two torques about the origin: τ1 has magnitude 6 N m and points in the direction of increasing x, and τ2 has magnitude of 4 N m and points in the direction of decreasing y.
A baseball is hit so that it travels straight upward after being struck by the bat. A fan observes that it takes 2.80 s for the ball to reach its maximum height. (a) Find the ball's initial velocity. m/s upward (b) Find the height it reaches.
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