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A skater with an initial speed of 8.40 m/s stops propelling himself and begins to coast across the ice, eventually coming to rest. Air resistance is negligible.
(a) The coefficient of kinetic friction between the ice and the skate blades is 0.100. Find the deceleration caused by kinetic friction.
(b) How far will the skater travel before coming to rest?
Ships A and B leave port together. For the next two hours, ship A travels at 40.0mph in a direction 55.0, What is the distance between the two ships two hours after they depart
A 2.30-gram air inflated balloon is given an excess negative charge, q1 = -3.50 × 10-8 C, by rubbing it with a blanket. How much charge, q2, does the rod have
Pressure Variations and Ocean Exploration, How do the pressure variations with depth affect the ability to explore the ocean? How does it affect scuba diving
White light (400-700 nm) is incident on a 600 line/mm diffraction grating. What is the width of the first-order rainbowon a screen 2.0 m behind the grating?
A force of 250N acts on a mass of 50Kg for 8 seconds. If the mass is initially at rest, determine the acceleration, the final velocity and the displacement.
A car is traveling east at 14m/s, weighing 2000kg. A car is traveling north at an unknown velocity, and weighs 1500 kg. What is the speed of the car traveling north
Calculate the peak voltage of a generator that rotates its 205 turn, 0.100 m diameter coil at 3600 rpm in a 0.850 T field
A 160 Hertz sound travels through pure argon. The wavelength of the sound is measured to be 1.99 meter. Calculate the speed of sound in argon
You throw a 20-N rock vertically into the air from ground level. You observe that when it is a height 15.2m above the ground, find its speed just as it left the ground
A gymnast does a one handed handstand. The humerus, which isthe upper arm bone between the elbow and the shoulder joint, What is the compressional strain of the humerus
An uncharged capacitor is connected to the terminals of a 4 battery, and 12 flows to the positive plate. The 4 battery is then disconnected and replaced with a 7 battery, with the positive and negative terminals connected in the same manner as bef..
A torque of 0.12N.m is applied to an egg beater. If the egg beater starts at rest, what is its angular momentum after 0.65s?
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