Determine how much of the rope must be pulled in
A pulley system has an efficiency of 87.5 percent. How much of the rope must be pulled in if a force of 648 N is is needed to lfit a 150 kg desk 2.46 m ?
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In the early 1990s, the U.S.S.R. was embarking on a series of structural social and economic reforms that were designed to completely alter its failed political and ideological history.
On a calm, bright day, you're scuba diving in a deep lake (n = 1.34), 6.30 m from your sailboat. When you are 2.70 m below the surface, the top of the sailboat mast appears to you to be in a direction 31.0 degrees from the vertical. calculate the
Which characteristic is absolutely necessary for a sedimentary rock to have potential as a possible reservoir rock for oil or gas?
What would be the tension in the string? Express your answer in newtons and in pounds. What gravitational force would each box of protons exert on the other box?
When rabbits with the Pelger anomaly were mated to each other, Nachtsheim found 223 normal progeny, 439 showing the Pelger anomaly, and 39 extremely abnormal progeny.
A race car can be slowed with a constant acceleration of -14 m/s2. How many meters will it take to stop a car going twice as fast?
A particle moves along the x axis under the influence of a variable force F(x) = 6.6x2 + 3.3x where the force is measured in Newtons and the distance in meters. What is the potential energy associated with this force at x = 4.0 ? Assume that U(x)
Analyze the process of conducting an ethics audit and determine which step would be the most difficult to execute correctly. Make at least one (1) recommendation for ensuring the step you identified is successfully completed.(200 words)
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Based on the findings presented by Swathi and Reddy (2016), the authors highlight that the teaching profession is characterized by high levels of stress
What could indicate to you that there is a risk to Lorna's mental or emotional health? Select four (4) answers Question Answer
Question: What could you do to assist Lorna to feel more emotionally secure?
In the field of psychology, it is important to distinguish using behavior analytic and mentalistic perspectives when describing behavior.
Question: Which statement about parental monitoring is true? Need Assignment Help? Multiple Choice Question
This study was conducted as a quantitative research design to investigate the relationship between access to after-school programs and high school graduation
Which of the following is a theory that suggests that harassment occurs when a woman's gender is more salient than her role as a worker,