Size of the image formed on film
A 1.5-m tall woman stands 5.0-m in front of a camera with a 4.0-cm focal length lens. What is the size of the image formed on film?
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Assume that the free-fall acceleration is constant throughout and that the effects of the air can be ignored. What is the maximum height reached by the projectile?
At time a grinding wheel has an angular velocity of 27.0. It has a constant angular acceleration of 33.0 until a circuit breaker trips at time = 1.70. From then on, the wheel turns through an angle of 433 as it coasts to a stop at constant angular
A 22.0-kg sled is being pulled across a horizontal surface at a constant velocity. The pulling force has a magnitude of 78.5 N and is directed at an angle of 30.0° above the horizontal. Determine the coefficient of kinetic friction.
The time it takes for the ball to fall halfway to the ground is 1.2 s. Find the time it takes for the ball to fall from rest all the way to the ground.
Discuss the reasons for America's economic growth or decline in each decade from the 1950s through the 1990s.
(a) Calculate the frequency of the damped oscillation. (b) By what percentage does the amplitude of the oscillation decrease in each cycle? (c) Find the time interval that ellapses while the energy of the system drops to 5.00% of it's initial val
A bullet of mass 0.0022 kg moving at 501 m/s embeds itself in a large fixed piece of wood and travels 0.69 m before coming to rest. Assume that the deceleration of the bullet is constant. What force is exerted by the wood on the bullet?
How did Asian Empires change from the early modern period to the modern era?
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