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A basketball of mass 270 g and radius 17 cm rolls with an initial speed of 2.5 m/s. The ball starts at the bottom of a ramp inclined at an angle of 29 degrees and rolls upwards.
A/ What distance along the ramp will the ball travel before it comes to a stop?
Instead of a ball, consider a block of mass 270 g with an initial speed of 2.5 m/s.
B/ What distance along the ramp will the block travel before it comes to a stop? (ignore friction)
Construct a point charge configuration with three charges where there is a point (not at infinity) where the electric field is zero.
How much time passes by they collide
A uniform magnetic field B is perpendicular to the plane of rotation. What is the potential difference between the ends of the bar
Estimate the rms electric field in the sunlight that hits Saturn, knowing that the Earth receives about 1350 W/m2
An aerosol can of whipped cream is pressurized at 440kPa when it's refrigerated at 3 C. The can warns against temperature in excess of 50 C. What is the safest pressure for the can .
On the floor1.5 m in front of the mirror is a small table, 0.75 mhigh. Illustrate what is the minimum height the mirror must have foryou to be able to see the top of the table in themirror?
Light from a He-Ne laser of wavelength 633 nm passes through a circular aperture. It is observed on a screen 4.0 m behind the aperture. compute the diameter of the hole
A battery charger is connected to a dead battery and delivers a current of 3.7 A for 2.1 hours, How much energy is delivered to the battery
What should be the spring constant of a spring designed to bring a 1400 car to rest from a speed of 95 so that the occupants undergo a maximum acceleration of 5.
A 12 kg box slides 4.0 {rm m} down the frictionless ramp, and then collides with a spring whose spring constant is 240 N/m.
A force vector points at an angle of 50.6° above the +x axis. It has a y component of +280 newtons. Calculate the magnitude of the force vector.
A Meteorite Strikes On October 9, 1992, a 27-pound meteorite struck a car in Peekskill, NY, leaving a dent 22 cm deep in the trunk. If the meteorite struck the car with a speed of 130 m/s , what was the magnitude of its deceleration, assuming it t..
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