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A 1328 kilogram car moving at 19.1 meter per second in the +x direction hits from behind a second car moving at 13 meter per second in the same direction. If the second car has a mass of 790 kilogram and a speed of 15.1 meter per second right after the collision, find the velocity of the first car after this sudden collision?
A parallel-plate capacitor has a capacitance of 100pF, a plate areaof 135cm2, and a mica dielectric (κ =5.4) completely filling the space between the plates. At 75V potential difference,
Dario, a prep cook at an Italian restaurant, spins a salad spinner and observes that it rotates 20.0 times in 5.00 seconds, how long does it take the spinner to come to rest
q1. a tank with a volume of 0.150 m contains 27.0 degrees celsius helium gas at a pressure of 100 atm. how many
A 2250 kilogram car traveling at 10.0m/s collides with a car of mass 2750 kilogram that is initially at rest at a stoplight. Find coefficient of kinetic friction between cars and road
Find out the maximum distance d (along the ladder) that the monkey can climb up ladder before the rope breaks.
One day when you come into physics lab you find several plastic hemispheres floating like boats in a tank of fresh water. What is the mass of the heaviest rock that, in perfectly still water, won't sink the plastic boat
A rubber ball of mass 27.5 g is dropped from a height of 1.85 m onto a floor. What impulse was applied to the ball during the collision
A pendulum consists of a mass m suspended by a massless springwith unextended length b and spring constant k. What is the period of small oscillations
A tortoise and hare start from rest and have a race. As the race begins, both accelerate forward. The hare accelerates uniformly at a rate of 1.4 m/s2 for 4.8 seconds. It then continues at a constant speed for 13.6 seconds, before getting tired and s..
A singly charged positive ion has a mass of 2.53 10-26 kg. After being accelerated through a potential difference of 270 V, the ion enters a magnetic field of 0.590 T, Calculate the radius of the path of the ion in the field
How long must a 0.60-mm-diameter copper wire be to carrya 0.50 {\rm A} current when connectedto the terminals of a 1.5 {\rm V} flashligh tbattery? What is the current if the wire is half the length inpart A?
An irregularly shaped object 10 long is placed with each end on a scale. how far from the left is the center of gravity
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