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The front 1.20 m of a 1600 kg car is designed as a "crumple zone " that collapses to absorb the shock of a collision. 1.if a car traveling 28.0 m/so stops uniformly in 1.20 m, how long does the collision last? 2. what is the magnitude of the average force on the car?____N 3. what is the magnitude of the acceleration of the car? express the acceleration as a multiple of acceleration of gravity?
____g
An airplane flies eastward and accelerates uniformly. At one position along its path it has a velocity of 33.5 m/s. It then flies a further distance of 46.9 km and its velocity is 43.1 m/s. Find the airplane's acceleration and calculate how much t..
The membrane that surrounds a certain type of living cell has a surface area of 5.00 10-9 m2 and a thickness of 1 10-8 m. Assume that the membrane behaves like a parallel plate capacitor and has a dielectric constant of 5.
What is this force in Newtons.
What is the radius of the pen. How far should it now sail to reach its original destination.
A 2m long pendulum with a mass of 250gr collides with a 95gr sticky ball seating in the pendulum's path and at the edge of a horizontal surface. The collision takes place while the pendulum is passing by its lowest point.
A square with ½-meter long sides has +1 nC at the top left corner, +2 nC at the bottom right corner, Calculate the components of the Electric field at the top left corner add each contribution separately
A picture shows a charge A 1.00 m above the origin and has a charge of 5.00 X10^-9, Find the magnitude and direction of the electrostatic force on charge B.
State the maximum height in terms of a, t_1, and/or g. Note that in this problem, g is a positive number equal to the magnitude of the acceleration due to gravity.
On another planet the simple pendulum consisting of a 0.154 kg mass suspended on a 1.20 m long string has a period of 3.860 seconds. What is acceleration on this planet.
As a result of the distribution illustrate what is scotts basis in the a/r and land, and explain how much gain or loss does he recognize?
A stone takes 0.28s to travel past a window 2.2m tall. From what height above top of the window did the stone fall?
Three equal point charges, each with a charge of 1.80?C , are placed at the corners of an equilateral triangle whose sides have a length of 0.550m, What is the potential energy of the system
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