Find the acceleration
A 7.5 kg object hangs at one end of a rope that is attached to a support on a railroad boxcar. When the car accelerates to the right, the rope makes an angle of 37? with the vertical The acceleration of gravity is 9.8 m/s2 . Find the acceleration.
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A pilot, whose mass is 80.0 kg, makes a loop-the-loop in a fast jet. Assume that the jet maintains a constant speed of 125 m/s and that the radius of the loop-the-loop is 0.557 km. What is the apparent weight that the pilot feels (i.e., the force
A 0.450-kg ice puck, moving east with a speed of 3.00 mis, has a head-on collision with a 0.900-kg puck initially at rest. Assuming a perfectly elastic collision, what will be the speed and direction of each object after the collision?
The coefficient of kinetic friction for a 25 bobsled on a track is 0.10. What force is required to push it down a 5.0 incline and achieve a speed of 64 at the end of 75?
An air track has a block with a height h=12.0cm under one support. The other support is 3.50m away. What is the angle of inclination theta?
After dropping off supplies it flies to lake B, which is 220 km and 30.0° west of north from lake A. Graphically determine the distance and direction from lake B to the base camp.
What are the two main mechanisms that the planet Earth uses to balance the water that goes up with the water that comes down over the Earth?
Two charges - 16 microcoulombs and + 49 microcoulombs lie on a straight line. Identify the general region where the electric field is zero. Is it to the right, left, or between the charges?
what is the potential difference that stopped a proton with initial speed of 375,000 m/s brought t rest by an electric field.
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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