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A truck is traveling at 11.1 m/s down a hill when the brakes on all four wheels lock. The hill makes an angle of 12.0° with respect to the horizontal. The coefficient of kinetic friction between the tires and the road is 0.650. How far does the truck skid before coming to a stop?
What focal length does the lens need. how many meters will the car have moved before it begins to slow down.
Two stationary positive point charges, charge 1 of magnitude 3.45 nC and charge 2 of magnitude 1.50 nC, are separated by a distance of 52 cm. An electron is released from rest at the point midway between the two charges, and it moves along the lin..
Illustrate what constant acceleration does Mary now need during the remaining portion of the race, if she wishes to cross the finish line side-by-side with Sally?
When responding to sound, the human eardrum vibrates about its equilibrium position. Suppose an eardrum, is vibrating with an amplitude of 6.3X10^-7m, what is the maximum acceleration of the eardrum
A dentist's drill starts from rest. After 3.5 seconds ofconstant angular acceleration, it turns at a rate of 2.51x10^4rev/min. Find the drill's angular acceleration
a pen contains a spring with a spring constant of 228 nm. when the tip of the pen is in its retracted position the
A 3.8 kg ball is at rest on the floor in a 1.2 m ? 1.2 m ? 1.2 m room of air at STP. Air is 80% nitrogen (N2) and 20% oxygen (O2) by volume. What is the thermal energy of the air in the room
A 12-kg block initially slides at 18 m/s on a flat rough surface and eventually stops. what is the entropy change of the system
In a head-on collision, a car stops in 0.27s from a speed of 24m/s}. What force is applied to the driver by his seat belt during that fraction of a second
The amplitude of the voltage across an inductor can be greater than the amplitude of the generator emf in an RLC circuit. Consider an RLC circuit with Epeak = 50 V, R = 14, L = 1.05 H, and C = 1.12 µ F. Find out the amplitude of the voltage across th..
A dentist uses a mirror to examine a tooth that is 0.75 cm in front of the mirror. The image of the toothis formed 10.0 cm behind the mirror. Determine the mirror's radius of curvature.
You jump from the top of a boulder to the ground 1.85 m below. Calculate your deceleration on landing
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