Problem based on angle of incidence
Two plane mirrors are separated by 120°, as the drawing illustrates. If a ray strikes mirror M1 at a 65° angle of incidence, at what angle does it leave mirror M2?
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After falling from rest from a height of 33 m, a 0.55-kg ball rebounds upward, reaching a height of 23 m. If the contact between ball and ground lasted 2.1 ms, what average force was exerted on the ball?
A proton is projected in the positive x direction into a region of uniform electric field = (-6.80 105) N/C at t = 0. The proton travels 6.70 cm as it comes to rest. (a) Determine the acceleration of the proton.
An electron is accelerated through 2450 V from rest and then enters a region where there is a uniform 1.20 T magnetic field. What are the maximum and minimum magnitudes of the magnetic force acting on this electron?
A beam of 5 MeV electrons passes through a 300 micro-m silicon detector. Estimate the energy lost by the electrons when crossing 100 micro-m, 200 micro-m, and the full thickness of the detector.
The coefficient of kinetic friction is 0.20. A horizontal force of magnitude 57 N begins to pull directly on the block, as shown. In unit-vector notation, what are the resulting accelerations of (a) the block and (b) the slab?
At what horizontal distance, x, from the base of the building will the rock strike the ground? Assume the ground is level and that the side of the building is vertical. The acceleration of gravity is 9.8 m/s2.
What is the block's speed when it is at a height of 0.25 m above the base of the slide?
The crate shown in the figure lies on a plane tilted at an angle theta = 27{rm ^circ} to the horizontal, with mu_k = 0.15.Determine the acceleration of the crate as it slides down the plane.If the crate starts from rest 8.15 {rm m} up the plane fr
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult